Home / 77,558,658.17-116,336,990.76-25,767,075.52

Finding the Fourth Proportional to 77,558,658.17, 116,336,990.76 and 25,767,075.52

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Solution

The fourth proportional to 77,558,658.17, 116,336,990.76 and 25,767,075.52 is: 38,650,282.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,558,658.17 : 116,336,990.76 = 25,767,075.52 : x
  2. Step 2: Convert to fraction form
    77,558,658.17/116,336,990.76 = 25,767,075.52/x
  3. Step 3: Cross multiply
    77,558,658.17x = 116,336,990.76 × 25,767,075.52
  4. Step 4: Simplify right side
    77,558,658.17x = 2,997,664,026,294,993
  5. Step 5: Solve for x
    x = 2,997,664,026,294,993/77,558,658.17
  6. Step 6: Final answer
    x = 38,650,282.21

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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.