Home / 70,043,851.14-96,662,044.13-38,681,836.22

Finding the Fourth Proportional to 70,043,851.14, 96,662,044.13 and 38,681,836.22

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Solution

The fourth proportional to 70,043,851.14, 96,662,044.13 and 38,681,836.22 is: 53,381,778.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,043,851.14 : 96,662,044.13 = 38,681,836.22 : x
  2. Step 2: Convert to fraction form
    70,043,851.14/96,662,044.13 = 38,681,836.22/x
  3. Step 3: Cross multiply
    70,043,851.14x = 96,662,044.13 × 38,681,836.22
  4. Step 4: Simplify right side
    70,043,851.14x = 3,739,065,359,666,266
  5. Step 5: Solve for x
    x = 3,739,065,359,666,266/70,043,851.14
  6. Step 6: Final answer
    x = 53,381,778.68

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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.