Home / 1,011,012,600.85-1,517,222,894.65-356,016,385.22

Finding the Fourth Proportional to 1,011,012,600.85, 1,517,222,894.65 and 356,016,385.22

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Solution

The fourth proportional to 1,011,012,600.85, 1,517,222,894.65 and 356,016,385.22 is: 534,272,480.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,012,600.85 : 1,517,222,894.65 = 356,016,385.22 : x
  2. Step 2: Convert to fraction form
    1,011,012,600.85/1,517,222,894.65 = 356,016,385.22/x
  3. Step 3: Cross multiply
    1,011,012,600.85x = 1,517,222,894.65 × 356,016,385.22
  4. Step 4: Simplify right side
    1,011,012,600.85x = 540,156,210,517,841,664
  5. Step 5: Solve for x
    x = 540,156,210,517,841,664/1,011,012,600.85
  6. Step 6: Final answer
    x = 534,272,480.94

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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.