Home / 145,553,209.20-218,329,813.80-59,247,190.80

Finding the Fourth Proportional to 145,553,209.20, 218,329,813.80 and 59,247,190.80

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Solution

The fourth proportional to 145,553,209.20, 218,329,813.80 and 59,247,190.80 is: 88,870,786.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,553,209.20 : 218,329,813.80 = 59,247,190.80 : x
  2. Step 2: Convert to fraction form
    145,553,209.20/218,329,813.80 = 59,247,190.80/x
  3. Step 3: Cross multiply
    145,553,209.20x = 218,329,813.80 × 59,247,190.80
  4. Step 4: Simplify right side
    145,553,209.20x = 12,935,428,135,537,074
  5. Step 5: Solve for x
    x = 12,935,428,135,537,074/145,553,209.20
  6. Step 6: Final answer
    x = 88,870,786.20

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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.