Home / 1,047,175,516.92-1,445,106,588.90-577,266,527.64

Finding the Fourth Proportional to 1,047,175,516.92, 1,445,106,588.90 and 577,266,527.64

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Solution

The fourth proportional to 1,047,175,516.92, 1,445,106,588.90 and 577,266,527.64 is: 796,630,220.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,175,516.92 : 1,445,106,588.90 = 577,266,527.64 : x
  2. Step 2: Convert to fraction form
    1,047,175,516.92/1,445,106,588.90 = 577,266,527.64/x
  3. Step 3: Cross multiply
    1,047,175,516.92x = 1,445,106,588.90 × 577,266,527.64
  4. Step 4: Simplify right side
    1,047,175,516.92x = 834,211,662,643,987,968
  5. Step 5: Solve for x
    x = 834,211,662,643,987,968/1,047,175,516.92
  6. Step 6: Final answer
    x = 796,630,220.21

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Half scale
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Double scale
Find fourth proportional to 1,047,175,517.92, 1,445,106,590.28 and 577,266,528.64
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.