Home / 130,992,337.20-196,506,001.80-44,709,063.60

Finding the Fourth Proportional to 130,992,337.20, 196,506,001.80 and 44,709,063.60

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Solution

The fourth proportional to 130,992,337.20, 196,506,001.80 and 44,709,063.60 is: 67,069,566.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,992,337.20 : 196,506,001.80 = 44,709,063.60 : x
  2. Step 2: Convert to fraction form
    130,992,337.20/196,506,001.80 = 44,709,063.60/x
  3. Step 3: Cross multiply
    130,992,337.20x = 196,506,001.80 × 44,709,063.60
  4. Step 4: Simplify right side
    130,992,337.20x = 8,785,599,332,257,915
  5. Step 5: Solve for x
    x = 8,785,599,332,257,915/130,992,337.20
  6. Step 6: Final answer
    x = 67,069,566.97

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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.