Home / 146,980,518.18-220,471,355-59,543,686.82

Finding the Fourth Proportional to 146,980,518.18, 220,471,355 and 59,543,686.82

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Solution

The fourth proportional to 146,980,518.18, 220,471,355 and 59,543,686.82 is: 89,315,764.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,980,518.18 : 220,471,355 = 59,543,686.82 : x
  2. Step 2: Convert to fraction form
    146,980,518.18/220,471,355 = 59,543,686.82/x
  3. Step 3: Cross multiply
    146,980,518.18x = 220,471,355 × 59,543,686.82
  4. Step 4: Simplify right side
    146,980,518.18x = 13,127,677,314,901,042
  5. Step 5: Solve for x
    x = 13,127,677,314,901,042/146,980,518.18
  6. Step 6: Final answer
    x = 89,315,764.28

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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.