Home / 102,213,576,390.80-153,320,364,586.20-84,799,317,702.80

Finding the Fourth Proportional to 102,213,576,390.80, 153,320,364,586.20 and 84,799,317,702.80

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Solution

The fourth proportional to 102,213,576,390.80, 153,320,364,586.20 and 84,799,317,702.80 is: 127,198,976,554.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,213,576,390.80 : 153,320,364,586.20 = 84,799,317,702.80 : x
  2. Step 2: Convert to fraction form
    102,213,576,390.80/153,320,364,586.20 = 84,799,317,702.80/x
  3. Step 3: Cross multiply
    102,213,576,390.80x = 153,320,364,586.20 × 84,799,317,702.80
  4. Step 4: Simplify right side
    102,213,576,390.80x = 13,001,462,306,854,301,335,552
  5. Step 5: Solve for x
    x = 13,001,462,306,854,301,335,552/102,213,576,390.80
  6. Step 6: Final answer
    x = 127,198,976,554.20

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Double scale
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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.