Home / 66,569,702.40-99,854,553.60-59,005,209.60

Finding the Fourth Proportional to 66,569,702.40, 99,854,553.60 and 59,005,209.60

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Solution

The fourth proportional to 66,569,702.40, 99,854,553.60 and 59,005,209.60 is: 88,507,814.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,569,702.40 : 99,854,553.60 = 59,005,209.60 : x
  2. Step 2: Convert to fraction form
    66,569,702.40/99,854,553.60 = 59,005,209.60/x
  3. Step 3: Cross multiply
    66,569,702.40x = 99,854,553.60 × 59,005,209.60
  4. Step 4: Simplify right side
    66,569,702.40x = 5,891,938,864,682,434
  5. Step 5: Solve for x
    x = 5,891,938,864,682,434/66,569,702.40
  6. Step 6: Final answer
    x = 88,507,814.40

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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.