Home / 115,194,437.13-158,968,336.72-62,983,508.16

Finding the Fourth Proportional to 115,194,437.13, 158,968,336.72 and 62,983,508.16

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Solution

The fourth proportional to 115,194,437.13, 158,968,336.72 and 62,983,508.16 is: 86,917,248.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,194,437.13 : 158,968,336.72 = 62,983,508.16 : x
  2. Step 2: Convert to fraction form
    115,194,437.13/158,968,336.72 = 62,983,508.16/x
  3. Step 3: Cross multiply
    115,194,437.13x = 158,968,336.72 × 62,983,508.16
  4. Step 4: Simplify right side
    115,194,437.13x = 10,012,383,532,985,746
  5. Step 5: Solve for x
    x = 10,012,383,532,985,746/115,194,437.13
  6. Step 6: Final answer
    x = 86,917,248.63

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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.