Home / 145,163,046.60-217,744,569.90-96,790,105.80

Finding the Fourth Proportional to 145,163,046.60, 217,744,569.90 and 96,790,105.80

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Solution

The fourth proportional to 145,163,046.60, 217,744,569.90 and 96,790,105.80 is: 145,185,158.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,163,046.60 : 217,744,569.90 = 96,790,105.80 : x
  2. Step 2: Convert to fraction form
    145,163,046.60/217,744,569.90 = 96,790,105.80/x
  3. Step 3: Cross multiply
    145,163,046.60x = 217,744,569.90 × 96,790,105.80
  4. Step 4: Simplify right side
    145,163,046.60x = 21,075,519,957,996,496
  5. Step 5: Solve for x
    x = 21,075,519,957,996,496/145,163,046.60
  6. Step 6: Final answer
    x = 145,185,158.70

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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.