Home / 66,587,261.25-99,878,640.58-23,455,337.36

Finding the Fourth Proportional to 66,587,261.25, 99,878,640.58 and 23,455,337.36

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Solution

The fourth proportional to 66,587,261.25, 99,878,640.58 and 23,455,337.36 is: 35,182,213.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,587,261.25 : 99,878,640.58 = 23,455,337.36 : x
  2. Step 2: Convert to fraction form
    66,587,261.25/99,878,640.58 = 23,455,337.36/x
  3. Step 3: Cross multiply
    66,587,261.25x = 99,878,640.58 × 23,455,337.36
  4. Step 4: Simplify right side
    66,587,261.25x = 2,342,687,209,744,809.50
  5. Step 5: Solve for x
    x = 2,342,687,209,744,809.50/66,587,261.25
  6. Step 6: Final answer
    x = 35,182,213.02

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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.