Home / 626,277,588.28-864,159,293.38-361,984,237

Finding the Fourth Proportional to 626,277,588.28, 864,159,293.38 and 361,984,237

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Solution

The fourth proportional to 626,277,588.28, 864,159,293.38 and 361,984,237 is: 499,478,263.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,277,588.28 : 864,159,293.38 = 361,984,237 : x
  2. Step 2: Convert to fraction form
    626,277,588.28/864,159,293.38 = 361,984,237/x
  3. Step 3: Cross multiply
    626,277,588.28x = 864,159,293.38 × 361,984,237
  4. Step 4: Simplify right side
    626,277,588.28x = 312,812,042,460,618,432
  5. Step 5: Solve for x
    x = 312,812,042,460,618,432/626,277,588.28
  6. Step 6: Final answer
    x = 499,478,263.82

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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.