Home / 54,433,501.40-81,650,252.10-54,055,587.80

Finding the Fourth Proportional to 54,433,501.40, 81,650,252.10 and 54,055,587.80

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Solution

The fourth proportional to 54,433,501.40, 81,650,252.10 and 54,055,587.80 is: 81,083,381.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,433,501.40 : 81,650,252.10 = 54,055,587.80 : x
  2. Step 2: Convert to fraction form
    54,433,501.40/81,650,252.10 = 54,055,587.80/x
  3. Step 3: Cross multiply
    54,433,501.40x = 81,650,252.10 × 54,055,587.80
  4. Step 4: Simplify right side
    54,433,501.40x = 4,413,652,371,283,684
  5. Step 5: Solve for x
    x = 4,413,652,371,283,684/54,433,501.40
  6. Step 6: Final answer
    x = 81,083,381.70

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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.