Home / 117,526,987.30-176,290,480.95-98,715,288.10

Finding the Fourth Proportional to 117,526,987.30, 176,290,480.95 and 98,715,288.10

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Solution

The fourth proportional to 117,526,987.30, 176,290,480.95 and 98,715,288.10 is: 148,072,932.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,526,987.30 : 176,290,480.95 = 98,715,288.10 : x
  2. Step 2: Convert to fraction form
    117,526,987.30/176,290,480.95 = 98,715,288.10/x
  3. Step 3: Cross multiply
    117,526,987.30x = 176,290,480.95 × 98,715,288.10
  4. Step 4: Simplify right side
    117,526,987.30x = 17,402,565,616,266,810
  5. Step 5: Solve for x
    x = 17,402,565,616,266,810/117,526,987.30
  6. Step 6: Final answer
    x = 148,072,932.15

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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.