Home / 10,961,615,982.65-15,127,175,174.87-5,949,423,488.57

Finding the Fourth Proportional to 10,961,615,982.65, 15,127,175,174.87 and 5,949,423,488.57

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Solution

The fourth proportional to 10,961,615,982.65, 15,127,175,174.87 and 5,949,423,488.57 is: 8,210,283,177.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,961,615,982.65 : 15,127,175,174.87 = 5,949,423,488.57 : x
  2. Step 2: Convert to fraction form
    10,961,615,982.65/15,127,175,174.87 = 5,949,423,488.57/x
  3. Step 3: Cross multiply
    10,961,615,982.65x = 15,127,175,174.87 × 5,949,423,488.57
  4. Step 4: Simplify right side
    10,961,615,982.65x = 89,997,971,301,026,775,040
  5. Step 5: Solve for x
    x = 89,997,971,301,026,775,040/10,961,615,982.65
  6. Step 6: Final answer
    x = 8,210,283,177.55

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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.