Home / 87,022,928.56-130,549,264.44-35,876,988.40

Finding the Fourth Proportional to 87,022,928.56, 130,549,264.44 and 35,876,988.40

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Solution

The fourth proportional to 87,022,928.56, 130,549,264.44 and 35,876,988.40 is: 53,821,613.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,022,928.56 : 130,549,264.44 = 35,876,988.40 : x
  2. Step 2: Convert to fraction form
    87,022,928.56/130,549,264.44 = 35,876,988.40/x
  3. Step 3: Cross multiply
    87,022,928.56x = 130,549,264.44 × 35,876,988.40
  4. Step 4: Simplify right side
    87,022,928.56x = 4,683,714,445,942,412
  5. Step 5: Solve for x
    x = 4,683,714,445,942,412/87,022,928.56
  6. Step 6: Final answer
    x = 53,821,613.72

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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.