Home / 60,657,254.80-90,985,882.20-43,438,566.40

Finding the Fourth Proportional to 60,657,254.80, 90,985,882.20 and 43,438,566.40

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Solution

The fourth proportional to 60,657,254.80, 90,985,882.20 and 43,438,566.40 is: 65,157,849.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,657,254.80 : 90,985,882.20 = 43,438,566.40 : x
  2. Step 2: Convert to fraction form
    60,657,254.80/90,985,882.20 = 43,438,566.40/x
  3. Step 3: Cross multiply
    60,657,254.80x = 90,985,882.20 × 43,438,566.40
  4. Step 4: Simplify right side
    60,657,254.80x = 3,952,296,285,407,278
  5. Step 5: Solve for x
    x = 3,952,296,285,407,278/60,657,254.80
  6. Step 6: Final answer
    x = 65,157,849.60

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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.