Home / 230,185,699.32-345,414,726.18-84,721,428.12

Finding the Fourth Proportional to 230,185,699.32, 345,414,726.18 and 84,721,428.12

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Solution

The fourth proportional to 230,185,699.32, 345,414,726.18 and 84,721,428.12 is: 127,132,263.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,185,699.32 : 345,414,726.18 = 84,721,428.12 : x
  2. Step 2: Convert to fraction form
    230,185,699.32/345,414,726.18 = 84,721,428.12/x
  3. Step 3: Cross multiply
    230,185,699.32x = 345,414,726.18 × 84,721,428.12
  4. Step 4: Simplify right side
    230,185,699.32x = 29,264,028,895,648,356
  5. Step 5: Solve for x
    x = 29,264,028,895,648,356/230,185,699.32
  6. Step 6: Final answer
    x = 127,132,263.13

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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.