Home / 54,438,159.40-81,657,239.10-48,895,426.60

Finding the Fourth Proportional to 54,438,159.40, 81,657,239.10 and 48,895,426.60

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Solution

The fourth proportional to 54,438,159.40, 81,657,239.10 and 48,895,426.60 is: 73,343,139.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,438,159.40 : 81,657,239.10 = 48,895,426.60 : x
  2. Step 2: Convert to fraction form
    54,438,159.40/81,657,239.10 = 48,895,426.60/x
  3. Step 3: Cross multiply
    54,438,159.40x = 81,657,239.10 × 48,895,426.60
  4. Step 4: Simplify right side
    54,438,159.40x = 3,992,665,540,772,700
  5. Step 5: Solve for x
    x = 3,992,665,540,772,700/54,438,159.40
  6. Step 6: Final answer
    x = 73,343,139.90

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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.