Home / 153,374,572.80-230,063,025.60-51,138,446.40

Finding the Fourth Proportional to 153,374,572.80, 230,063,025.60 and 51,138,446.40

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Solution

The fourth proportional to 153,374,572.80, 230,063,025.60 and 51,138,446.40 is: 76,708,058.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,374,572.80 : 230,063,025.60 = 51,138,446.40 : x
  2. Step 2: Convert to fraction form
    153,374,572.80/230,063,025.60 = 51,138,446.40/x
  3. Step 3: Cross multiply
    153,374,572.80x = 230,063,025.60 × 51,138,446.40
  4. Step 4: Simplify right side
    153,374,572.80x = 11,765,065,703,267,428
  5. Step 5: Solve for x
    x = 11,765,065,703,267,428/153,374,572.80
  6. Step 6: Final answer
    x = 76,708,058.50

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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.