Home / 127,613,276.16-176,105,420.64-69,666,524.16

Finding the Fourth Proportional to 127,613,276.16, 176,105,420.64 and 69,666,524.16

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Solution

The fourth proportional to 127,613,276.16, 176,105,420.64 and 69,666,524.16 is: 96,139,311.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,613,276.16 : 176,105,420.64 = 69,666,524.16 : x
  2. Step 2: Convert to fraction form
    127,613,276.16/176,105,420.64 = 69,666,524.16/x
  3. Step 3: Cross multiply
    127,613,276.16x = 176,105,420.64 × 69,666,524.16
  4. Step 4: Simplify right side
    127,613,276.16x = 12,268,652,541,723,522
  5. Step 5: Solve for x
    x = 12,268,652,541,723,522/127,613,276.16
  6. Step 6: Final answer
    x = 96,139,311.76

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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.