Home / 123,777,267.87-185,672,068.89-47,106,238.35

Finding the Fourth Proportional to 123,777,267.87, 185,672,068.89 and 47,106,238.35

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Solution

The fourth proportional to 123,777,267.87, 185,672,068.89 and 47,106,238.35 is: 70,661,704.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,777,267.87 : 185,672,068.89 = 47,106,238.35 : x
  2. Step 2: Convert to fraction form
    123,777,267.87/185,672,068.89 = 47,106,238.35/x
  3. Step 3: Cross multiply
    123,777,267.87x = 185,672,068.89 × 47,106,238.35
  4. Step 4: Simplify right side
    123,777,267.87x = 8,746,312,732,069,960
  5. Step 5: Solve for x
    x = 8,746,312,732,069,960/123,777,267.87
  6. Step 6: Final answer
    x = 70,661,704.55

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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.