Home / 86,443,756.57-129,646,854.45-27,360,730.95

Finding the Fourth Proportional to 86,443,756.57, 129,646,854.45 and 27,360,730.95

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Solution

The fourth proportional to 86,443,756.57, 129,646,854.45 and 27,360,730.95 is: 41,035,152.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,443,756.57 : 129,646,854.45 = 27,360,730.95 : x
  2. Step 2: Convert to fraction form
    86,443,756.57/129,646,854.45 = 27,360,730.95/x
  3. Step 3: Cross multiply
    86,443,756.57x = 129,646,854.45 × 27,360,730.95
  4. Step 4: Simplify right side
    86,443,756.57x = 3,547,232,703,363,348.50
  5. Step 5: Solve for x
    x = 3,547,232,703,363,348.50/86,443,756.57
  6. Step 6: Final answer
    x = 41,035,152.15

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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.