Home / 86,538,004.40-129,807,006.60-25,953,730.40

Finding the Fourth Proportional to 86,538,004.40, 129,807,006.60 and 25,953,730.40

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Solution

The fourth proportional to 86,538,004.40, 129,807,006.60 and 25,953,730.40 is: 38,930,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,538,004.40 : 129,807,006.60 = 25,953,730.40 : x
  2. Step 2: Convert to fraction form
    86,538,004.40/129,807,006.60 = 25,953,730.40/x
  3. Step 3: Cross multiply
    86,538,004.40x = 129,807,006.60 × 25,953,730.40
  4. Step 4: Simplify right side
    86,538,004.40x = 3,368,976,053,327,420.50
  5. Step 5: Solve for x
    x = 3,368,976,053,327,420.50/86,538,004.40
  6. Step 6: Final answer
    x = 38,930,595.60

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1.5x scale

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.