Home / 86,036,059.08-129,107,898.18-34,918,077.90

Finding the Fourth Proportional to 86,036,059.08, 129,107,898.18 and 34,918,077.90

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Solution

The fourth proportional to 86,036,059.08, 129,107,898.18 and 34,918,077.90 is: 52,398,955.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,036,059.08 : 129,107,898.18 = 34,918,077.90 : x
  2. Step 2: Convert to fraction form
    86,036,059.08/129,107,898.18 = 34,918,077.90/x
  3. Step 3: Cross multiply
    86,036,059.08x = 129,107,898.18 × 34,918,077.90
  4. Step 4: Simplify right side
    86,036,059.08x = 4,508,199,646,154,508
  5. Step 5: Solve for x
    x = 4,508,199,646,154,508/86,036,059.08
  6. Step 6: Final answer
    x = 52,398,955.67

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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.