Home / 98,876,013.12-136,444,143.84-54,824,802.24

Finding the Fourth Proportional to 98,876,013.12, 136,444,143.84 and 54,824,802.24

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Solution

The fourth proportional to 98,876,013.12, 136,444,143.84 and 54,824,802.24 is: 75,655,590.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,876,013.12 : 136,444,143.84 = 54,824,802.24 : x
  2. Step 2: Convert to fraction form
    98,876,013.12/136,444,143.84 = 54,824,802.24/x
  3. Step 3: Cross multiply
    98,876,013.12x = 136,444,143.84 × 54,824,802.24
  4. Step 4: Simplify right side
    98,876,013.12x = 7,480,523,202,834,115
  5. Step 5: Solve for x
    x = 7,480,523,202,834,115/98,876,013.12
  6. Step 6: Final answer
    x = 75,655,590.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.