Home / 145,160,616.60-217,516,976.10-125,901,019.80

Finding the Fourth Proportional to 145,160,616.60, 217,516,976.10 and 125,901,019.80

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Solution

The fourth proportional to 145,160,616.60, 217,516,976.10 and 125,901,019.80 is: 188,657,293.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,160,616.60 : 217,516,976.10 = 125,901,019.80 : x
  2. Step 2: Convert to fraction form
    145,160,616.60/217,516,976.10 = 125,901,019.80/x
  3. Step 3: Cross multiply
    145,160,616.60x = 217,516,976.10 × 125,901,019.80
  4. Step 4: Simplify right side
    145,160,616.60x = 27,385,609,114,802,224
  5. Step 5: Solve for x
    x = 27,385,609,114,802,224/145,160,616.60
  6. Step 6: Final answer
    x = 188,657,293.94

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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.