Home / 118,253,395.51-176,287,008.69-116,389,808.95

Finding the Fourth Proportional to 118,253,395.51, 176,287,008.69 and 116,389,808.95

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Solution

The fourth proportional to 118,253,395.51, 176,287,008.69 and 116,389,808.95 is: 173,508,855.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,253,395.51 : 176,287,008.69 = 116,389,808.95 : x
  2. Step 2: Convert to fraction form
    118,253,395.51/176,287,008.69 = 116,389,808.95/x
  3. Step 3: Cross multiply
    118,253,395.51x = 176,287,008.69 × 116,389,808.95
  4. Step 4: Simplify right side
    118,253,395.51x = 20,518,011,261,796,092
  5. Step 5: Solve for x
    x = 20,518,011,261,796,092/118,253,395.51
  6. Step 6: Final answer
    x = 173,508,855.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.