Home / 123,385,225.56-183,974,741.76-119,995,296.72

Finding the Fourth Proportional to 123,385,225.56, 183,974,741.76 and 119,995,296.72

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Solution

The fourth proportional to 123,385,225.56, 183,974,741.76 and 119,995,296.72 is: 178,920,155.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,385,225.56 : 183,974,741.76 = 119,995,296.72 : x
  2. Step 2: Convert to fraction form
    123,385,225.56/183,974,741.76 = 119,995,296.72/x
  3. Step 3: Cross multiply
    123,385,225.56x = 183,974,741.76 × 119,995,296.72
  4. Step 4: Simplify right side
    123,385,225.56x = 22,076,103,726,476,572
  5. Step 5: Solve for x
    x = 22,076,103,726,476,572/123,385,225.56
  6. Step 6: Final answer
    x = 178,920,155.36

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.