Home / 98,411,425.80-147,617,138.70-53,061,793.80

Finding the Fourth Proportional to 98,411,425.80, 147,617,138.70 and 53,061,793.80

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Solution

The fourth proportional to 98,411,425.80, 147,617,138.70 and 53,061,793.80 is: 79,592,690.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,411,425.80 : 147,617,138.70 = 53,061,793.80 : x
  2. Step 2: Convert to fraction form
    98,411,425.80/147,617,138.70 = 53,061,793.80/x
  3. Step 3: Cross multiply
    98,411,425.80x = 147,617,138.70 × 53,061,793.80
  4. Step 4: Simplify right side
    98,411,425.80x = 7,832,830,175,045,399
  5. Step 5: Solve for x
    x = 7,832,830,175,045,399/98,411,425.80
  6. Step 6: Final answer
    x = 79,592,690.70

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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.