Home / 87,317,238.59-130,703,383.64-64,314,147.05

Finding the Fourth Proportional to 87,317,238.59, 130,703,383.64 and 64,314,147.05

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Solution

The fourth proportional to 87,317,238.59, 130,703,383.64 and 64,314,147.05 is: 96,270,527.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,317,238.59 : 130,703,383.64 = 64,314,147.05 : x
  2. Step 2: Convert to fraction form
    87,317,238.59/130,703,383.64 = 64,314,147.05/x
  3. Step 3: Cross multiply
    87,317,238.59x = 130,703,383.64 × 64,314,147.05
  4. Step 4: Simplify right side
    87,317,238.59x = 8,406,076,634,380,437
  5. Step 5: Solve for x
    x = 8,406,076,634,380,437/87,317,238.59
  6. Step 6: Final answer
    x = 96,270,527.68

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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.