Home / 1,099,694,431.10-1,649,541,646.65-372,683,143.10

Finding the Fourth Proportional to 1,099,694,431.10, 1,649,541,646.65 and 372,683,143.10

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Solution

The fourth proportional to 1,099,694,431.10, 1,649,541,646.65 and 372,683,143.10 is: 559,024,714.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,694,431.10 : 1,649,541,646.65 = 372,683,143.10 : x
  2. Step 2: Convert to fraction form
    1,099,694,431.10/1,649,541,646.65 = 372,683,143.10/x
  3. Step 3: Cross multiply
    1,099,694,431.10x = 1,649,541,646.65 × 372,683,143.10
  4. Step 4: Simplify right side
    1,099,694,431.10x = 614,756,365,547,871,616
  5. Step 5: Solve for x
    x = 614,756,365,547,871,616/1,099,694,431.10
  6. Step 6: Final answer
    x = 559,024,714.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.