Home / 178,017,752.64-266,811,395.22-91,709,077.08

Finding the Fourth Proportional to 178,017,752.64, 266,811,395.22 and 91,709,077.08

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Solution

The fourth proportional to 178,017,752.64, 266,811,395.22 and 91,709,077.08 is: 137,452,734.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,017,752.64 : 266,811,395.22 = 91,709,077.08 : x
  2. Step 2: Convert to fraction form
    178,017,752.64/266,811,395.22 = 91,709,077.08/x
  3. Step 3: Cross multiply
    178,017,752.64x = 266,811,395.22 × 91,709,077.08
  4. Step 4: Simplify right side
    178,017,752.64x = 24,469,026,810,053,324
  5. Step 5: Solve for x
    x = 24,469,026,810,053,324/178,017,752.64
  6. Step 6: Final answer
    x = 137,452,734.05

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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.