Home / 219,955,438.65-329,849,177.18-66,550,510.65

Finding the Fourth Proportional to 219,955,438.65, 329,849,177.18 and 66,550,510.65

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Solution

The fourth proportional to 219,955,438.65, 329,849,177.18 and 66,550,510.65 is: 99,800,356.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,955,438.65 : 329,849,177.18 = 66,550,510.65 : x
  2. Step 2: Convert to fraction form
    219,955,438.65/329,849,177.18 = 66,550,510.65/x
  3. Step 3: Cross multiply
    219,955,438.65x = 329,849,177.18 × 66,550,510.65
  4. Step 4: Simplify right side
    219,955,438.65x = 21,951,631,178,478,576
  5. Step 5: Solve for x
    x = 21,951,631,178,478,576/219,955,438.65
  6. Step 6: Final answer
    x = 99,800,356.44

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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.