Home / 1,784,426,289.39-2,462,360,269.16-980,611,521.23

Finding the Fourth Proportional to 1,784,426,289.39, 2,462,360,269.16 and 980,611,521.23

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Solution

The fourth proportional to 1,784,426,289.39, 2,462,360,269.16 and 980,611,521.23 is: 1,353,162,561.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784,426,289.39 : 2,462,360,269.16 = 980,611,521.23 : x
  2. Step 2: Convert to fraction form
    1,784,426,289.39/2,462,360,269.16 = 980,611,521.23/x
  3. Step 3: Cross multiply
    1,784,426,289.39x = 2,462,360,269.16 × 980,611,521.23
  4. Step 4: Simplify right side
    1,784,426,289.39x = 2,414,618,849,340,085,248
  5. Step 5: Solve for x
    x = 2,414,618,849,340,085,248/1,784,426,289.39
  6. Step 6: Final answer
    x = 1,353,162,561.94

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Double scale
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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.