Home / 1,226,553,902.20-1,839,159,006.90-498,720,302.20

Finding the Fourth Proportional to 1,226,553,902.20, 1,839,159,006.90 and 498,720,302.20

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Solution

The fourth proportional to 1,226,553,902.20, 1,839,159,006.90 and 498,720,302.20 is: 747,807,278.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,553,902.20 : 1,839,159,006.90 = 498,720,302.20 : x
  2. Step 2: Convert to fraction form
    1,226,553,902.20/1,839,159,006.90 = 498,720,302.20/x
  3. Step 3: Cross multiply
    1,226,553,902.20x = 1,839,159,006.90 × 498,720,302.20
  4. Step 4: Simplify right side
    1,226,553,902.20x = 917,225,935,715,019,904
  5. Step 5: Solve for x
    x = 917,225,935,715,019,904/1,226,553,902.20
  6. Step 6: Final answer
    x = 747,807,278.64

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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.