Home / 106,734,543.40-147,309,465.54-67,579,959.88

Finding the Fourth Proportional to 106,734,543.40, 147,309,465.54 and 67,579,959.88

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Solution

The fourth proportional to 106,734,543.40, 147,309,465.54 and 67,579,959.88 is: 93,270,345.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,734,543.40 : 147,309,465.54 = 67,579,959.88 : x
  2. Step 2: Convert to fraction form
    106,734,543.40/147,309,465.54 = 67,579,959.88/x
  3. Step 3: Cross multiply
    106,734,543.40x = 147,309,465.54 × 67,579,959.88
  4. Step 4: Simplify right side
    106,734,543.40x = 9,955,167,771,137,442
  5. Step 5: Solve for x
    x = 9,955,167,771,137,442/106,734,543.40
  6. Step 6: Final answer
    x = 93,270,345.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.