Home / 70,136,745.47-96,791,697.89-39,196,913.84

Finding the Fourth Proportional to 70,136,745.47, 96,791,697.89 and 39,196,913.84

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Solution

The fourth proportional to 70,136,745.47, 96,791,697.89 and 39,196,913.84 is: 54,093,411.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,136,745.47 : 96,791,697.89 = 39,196,913.84 : x
  2. Step 2: Convert to fraction form
    70,136,745.47/96,791,697.89 = 39,196,913.84/x
  3. Step 3: Cross multiply
    70,136,745.47x = 96,791,697.89 × 39,196,913.84
  4. Step 4: Simplify right side
    70,136,745.47x = 3,793,935,841,941,697
  5. Step 5: Solve for x
    x = 3,793,935,841,941,697/70,136,745.47
  6. Step 6: Final answer
    x = 54,093,411.62

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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.