Home / 1,431,745,269.90-2,146,225,072.17-684,566,875.47

Finding the Fourth Proportional to 1,431,745,269.90, 2,146,225,072.17 and 684,566,875.47

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Solution

The fourth proportional to 1,431,745,269.90, 2,146,225,072.17 and 684,566,875.47 is: 1,026,184,351.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,745,269.90 : 2,146,225,072.17 = 684,566,875.47 : x
  2. Step 2: Convert to fraction form
    1,431,745,269.90/2,146,225,072.17 = 684,566,875.47/x
  3. Step 3: Cross multiply
    1,431,745,269.90x = 2,146,225,072.17 × 684,566,875.47
  4. Step 4: Simplify right side
    1,431,745,269.90x = 1,469,234,591,710,792,192
  5. Step 5: Solve for x
    x = 1,469,234,591,710,792,192/1,431,745,269.90
  6. Step 6: Final answer
    x = 1,026,184,351.78

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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.