Home / 103,448,016,005.80-155,172,024,008.70-102,468,463,954.60

Finding the Fourth Proportional to 103,448,016,005.80, 155,172,024,008.70 and 102,468,463,954.60

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Solution

The fourth proportional to 103,448,016,005.80, 155,172,024,008.70 and 102,468,463,954.60 is: 153,702,695,931.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,448,016,005.80 : 155,172,024,008.70 = 102,468,463,954.60 : x
  2. Step 2: Convert to fraction form
    103,448,016,005.80/155,172,024,008.70 = 102,468,463,954.60/x
  3. Step 3: Cross multiply
    103,448,016,005.80x = 155,172,024,008.70 × 102,468,463,954.60
  4. Step 4: Simplify right side
    103,448,016,005.80x = 15,900,238,948,897,803,730,944
  5. Step 5: Solve for x
    x = 15,900,238,948,897,803,730,944/103,448,016,005.80
  6. Step 6: Final answer
    x = 153,702,695,931.90

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1.5x scale

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.