Home / 462,353,135.97-693,645,439.59-134,828,686.65

Finding the Fourth Proportional to 462,353,135.97, 693,645,439.59 and 134,828,686.65

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Solution

The fourth proportional to 462,353,135.97, 693,645,439.59 and 134,828,686.65 is: 202,276,780.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,353,135.97 : 693,645,439.59 = 134,828,686.65 : x
  2. Step 2: Convert to fraction form
    462,353,135.97/693,645,439.59 = 134,828,686.65/x
  3. Step 3: Cross multiply
    462,353,135.97x = 693,645,439.59 × 134,828,686.65
  4. Step 4: Simplify right side
    462,353,135.97x = 93,523,303,620,681,616
  5. Step 5: Solve for x
    x = 93,523,303,620,681,616/462,353,135.97
  6. Step 6: Final answer
    x = 202,276,780.12

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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.