Home / 99,525,479.40-137,281,046.12-66,034,233.64

Finding the Fourth Proportional to 99,525,479.40, 137,281,046.12 and 66,034,233.64

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Solution

The fourth proportional to 99,525,479.40, 137,281,046.12 and 66,034,233.64 is: 91,084,702.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,525,479.40 : 137,281,046.12 = 66,034,233.64 : x
  2. Step 2: Convert to fraction form
    99,525,479.40/137,281,046.12 = 66,034,233.64/x
  3. Step 3: Cross multiply
    99,525,479.40x = 137,281,046.12 × 66,034,233.64
  4. Step 4: Simplify right side
    99,525,479.40x = 9,065,248,673,831,696
  5. Step 5: Solve for x
    x = 9,065,248,673,831,696/99,525,479.40
  6. Step 6: Final answer
    x = 91,084,702.41

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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.