Home / 67,930,815.60-101,896,223.40-45,255,999.60

Finding the Fourth Proportional to 67,930,815.60, 101,896,223.40 and 45,255,999.60

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Solution

The fourth proportional to 67,930,815.60, 101,896,223.40 and 45,255,999.60 is: 67,883,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,930,815.60 : 101,896,223.40 = 45,255,999.60 : x
  2. Step 2: Convert to fraction form
    67,930,815.60/101,896,223.40 = 45,255,999.60/x
  3. Step 3: Cross multiply
    67,930,815.60x = 101,896,223.40 × 45,255,999.60
  4. Step 4: Simplify right side
    67,930,815.60x = 4,611,415,445,431,911
  5. Step 5: Solve for x
    x = 4,611,415,445,431,911/67,930,815.60
  6. Step 6: Final answer
    x = 67,883,999.40

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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.