Home / 522,695,315.31-784,037,658.30-134,516,637.15

Finding the Fourth Proportional to 522,695,315.31, 784,037,658.30 and 134,516,637.15

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Solution

The fourth proportional to 522,695,315.31, 784,037,658.30 and 134,516,637.15 is: 201,773,587.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,695,315.31 : 784,037,658.30 = 134,516,637.15 : x
  2. Step 2: Convert to fraction form
    522,695,315.31/784,037,658.30 = 134,516,637.15/x
  3. Step 3: Cross multiply
    522,695,315.31x = 784,037,658.30 × 134,516,637.15
  4. Step 4: Simplify right side
    522,695,315.31x = 105,466,109,193,476,784
  5. Step 5: Solve for x
    x = 105,466,109,193,476,784/522,695,315.31
  6. Step 6: Final answer
    x = 201,773,587.99

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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.