Home / 56,681,445.40-84,896,196.90-43,860,376.60

Finding the Fourth Proportional to 56,681,445.40, 84,896,196.90 and 43,860,376.60

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Solution

The fourth proportional to 56,681,445.40, 84,896,196.90 and 43,860,376.60 is: 65,693,087.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,681,445.40 : 84,896,196.90 = 43,860,376.60 : x
  2. Step 2: Convert to fraction form
    56,681,445.40/84,896,196.90 = 43,860,376.60/x
  3. Step 3: Cross multiply
    56,681,445.40x = 84,896,196.90 × 43,860,376.60
  4. Step 4: Simplify right side
    56,681,445.40x = 3,723,579,167,941,753
  5. Step 5: Solve for x
    x = 3,723,579,167,941,753/56,681,445.40
  6. Step 6: Final answer
    x = 65,693,087.78

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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.