Home / 86,794,526.40-130,191,788.48-67,639,614.08

Finding the Fourth Proportional to 86,794,526.40, 130,191,788.48 and 67,639,614.08

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Solution

The fourth proportional to 86,794,526.40, 130,191,788.48 and 67,639,614.08 is: 101,459,420.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,794,526.40 : 130,191,788.48 = 67,639,614.08 : x
  2. Step 2: Convert to fraction form
    86,794,526.40/130,191,788.48 = 67,639,614.08/x
  3. Step 3: Cross multiply
    86,794,526.40x = 130,191,788.48 × 67,639,614.08
  4. Step 4: Simplify right side
    86,794,526.40x = 8,806,122,329,172,190
  5. Step 5: Solve for x
    x = 8,806,122,329,172,190/86,794,526.40
  6. Step 6: Final answer
    x = 101,459,420.25

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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.