Home / 76,213,679,473.17-114,333,543,364.95-31,420,690,045.47

Finding the Fourth Proportional to 76,213,679,473.17, 114,333,543,364.95 and 31,420,690,045.47

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Solution

The fourth proportional to 76,213,679,473.17, 114,333,543,364.95 and 31,420,690,045.47 is: 47,136,404,549.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,213,679,473.17 : 114,333,543,364.95 = 31,420,690,045.47 : x
  2. Step 2: Convert to fraction form
    76,213,679,473.17/114,333,543,364.95 = 31,420,690,045.47/x
  3. Step 3: Cross multiply
    76,213,679,473.17x = 114,333,543,364.95 × 31,420,690,045.47
  4. Step 4: Simplify right side
    76,213,679,473.17x = 3,592,438,827,870,397,136,896
  5. Step 5: Solve for x
    x = 3,592,438,827,870,397,136,896/76,213,679,473.17
  6. Step 6: Final answer
    x = 47,136,404,549.72

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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.