Home / 56,695,339.80-84,948,531.30-53,294,117.40

Finding the Fourth Proportional to 56,695,339.80, 84,948,531.30 and 53,294,117.40

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Solution

The fourth proportional to 56,695,339.80, 84,948,531.30 and 53,294,117.40 is: 79,852,365.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,695,339.80 : 84,948,531.30 = 53,294,117.40 : x
  2. Step 2: Convert to fraction form
    56,695,339.80/84,948,531.30 = 53,294,117.40/x
  3. Step 3: Cross multiply
    56,695,339.80x = 84,948,531.30 × 53,294,117.40
  4. Step 4: Simplify right side
    56,695,339.80x = 4,527,257,000,059,774
  5. Step 5: Solve for x
    x = 4,527,257,000,059,774/56,695,339.80
  6. Step 6: Final answer
    x = 79,852,365.57

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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.