Home / 53,834,759.80-80,752,139.70-31,159,943.80

Finding the Fourth Proportional to 53,834,759.80, 80,752,139.70 and 31,159,943.80

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Solution

The fourth proportional to 53,834,759.80, 80,752,139.70 and 31,159,943.80 is: 46,739,915.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,834,759.80 : 80,752,139.70 = 31,159,943.80 : x
  2. Step 2: Convert to fraction form
    53,834,759.80/80,752,139.70 = 31,159,943.80/x
  3. Step 3: Cross multiply
    53,834,759.80x = 80,752,139.70 × 31,159,943.80
  4. Step 4: Simplify right side
    53,834,759.80x = 2,516,232,134,781,749
  5. Step 5: Solve for x
    x = 2,516,232,134,781,749/53,834,759.80
  6. Step 6: Final answer
    x = 46,739,915.70

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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.