Home / 101,088,001.60-151,632,002.40-99,576,347.20

Finding the Fourth Proportional to 101,088,001.60, 151,632,002.40 and 99,576,347.20

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Solution

The fourth proportional to 101,088,001.60, 151,632,002.40 and 99,576,347.20 is: 149,364,520.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,088,001.60 : 151,632,002.40 = 99,576,347.20 : x
  2. Step 2: Convert to fraction form
    101,088,001.60/151,632,002.40 = 99,576,347.20/x
  3. Step 3: Cross multiply
    101,088,001.60x = 151,632,002.40 × 99,576,347.20
  4. Step 4: Simplify right side
    101,088,001.60x = 15,098,960,917,613,634
  5. Step 5: Solve for x
    x = 15,098,960,917,613,634/101,088,001.60
  6. Step 6: Final answer
    x = 149,364,520.80

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1.5x scale

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.