Home / 86,358,157.60-129,587,002.80-32,544,090.40

Finding the Fourth Proportional to 86,358,157.60, 129,587,002.80 and 32,544,090.40

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Solution

The fourth proportional to 86,358,157.60, 129,587,002.80 and 32,544,090.40 is: 48,834,890.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,358,157.60 : 129,587,002.80 = 32,544,090.40 : x
  2. Step 2: Convert to fraction form
    86,358,157.60/129,587,002.80 = 32,544,090.40/x
  3. Step 3: Cross multiply
    86,358,157.60x = 129,587,002.80 × 32,544,090.40
  4. Step 4: Simplify right side
    86,358,157.60x = 4,217,291,133,788,253
  5. Step 5: Solve for x
    x = 4,217,291,133,788,253/86,358,157.60
  6. Step 6: Final answer
    x = 48,834,890.08

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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.