Home / 145,160,596.60-217,516,946.10-125,900,999.80

Finding the Fourth Proportional to 145,160,596.60, 217,516,946.10 and 125,900,999.80

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Solution

The fourth proportional to 145,160,596.60, 217,516,946.10 and 125,900,999.80 is: 188,657,263.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,160,596.60 : 217,516,946.10 = 125,900,999.80 : x
  2. Step 2: Convert to fraction form
    145,160,596.60/217,516,946.10 = 125,900,999.80/x
  3. Step 3: Cross multiply
    145,160,596.60x = 217,516,946.10 × 125,900,999.80
  4. Step 4: Simplify right side
    145,160,596.60x = 27,385,600,987,432,708
  5. Step 5: Solve for x
    x = 27,385,600,987,432,708/145,160,596.60
  6. Step 6: Final answer
    x = 188,657,263.95

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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.