Home / 84,744,007.70-127,116,011.55-64,336,673.30

Finding the Fourth Proportional to 84,744,007.70, 127,116,011.55 and 64,336,673.30

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Solution

The fourth proportional to 84,744,007.70, 127,116,011.55 and 64,336,673.30 is: 96,505,009.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,744,007.70 : 127,116,011.55 = 64,336,673.30 : x
  2. Step 2: Convert to fraction form
    84,744,007.70/127,116,011.55 = 64,336,673.30/x
  3. Step 3: Cross multiply
    84,744,007.70x = 127,116,011.55 × 64,336,673.30
  4. Step 4: Simplify right side
    84,744,007.70x = 8,178,221,306,291,376
  5. Step 5: Solve for x
    x = 8,178,221,306,291,376/84,744,007.70
  6. Step 6: Final answer
    x = 96,505,009.95

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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.