Home / 127,733,915.95-176,272,776.85-68,996,581.65

Finding the Fourth Proportional to 127,733,915.95, 176,272,776.85 and 68,996,581.65

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Solution

The fourth proportional to 127,733,915.95, 176,272,776.85 and 68,996,581.65 is: 95,215,268.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,733,915.95 : 176,272,776.85 = 68,996,581.65 : x
  2. Step 2: Convert to fraction form
    127,733,915.95/176,272,776.85 = 68,996,581.65/x
  3. Step 3: Cross multiply
    127,733,915.95x = 176,272,776.85 × 68,996,581.65
  4. Step 4: Simplify right side
    127,733,915.95x = 12,162,219,040,365,216
  5. Step 5: Solve for x
    x = 12,162,219,040,365,216/127,733,915.95
  6. Step 6: Final answer
    x = 95,215,268.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.