Home / 73,130,239.17-109,663,468.29-27,660,147.21

Finding the Fourth Proportional to 73,130,239.17, 109,663,468.29 and 27,660,147.21

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Solution

The fourth proportional to 73,130,239.17, 109,663,468.29 and 27,660,147.21 is: 41,478,158.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,130,239.17 : 109,663,468.29 = 27,660,147.21 : x
  2. Step 2: Convert to fraction form
    73,130,239.17/109,663,468.29 = 27,660,147.21/x
  3. Step 3: Cross multiply
    73,130,239.17x = 109,663,468.29 × 27,660,147.21
  4. Step 4: Simplify right side
    73,130,239.17x = 3,033,307,676,460,567.50
  5. Step 5: Solve for x
    x = 3,033,307,676,460,567.50/73,130,239.17
  6. Step 6: Final answer
    x = 41,478,158.84

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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.