Home / 117,606,782.59-162,301,324.13-64,687,583.10

Finding the Fourth Proportional to 117,606,782.59, 162,301,324.13 and 64,687,583.10

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Solution

The fourth proportional to 117,606,782.59, 162,301,324.13 and 64,687,583.10 is: 89,271,045.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,606,782.59 : 162,301,324.13 = 64,687,583.10 : x
  2. Step 2: Convert to fraction form
    117,606,782.59/162,301,324.13 = 64,687,583.10/x
  3. Step 3: Cross multiply
    117,606,782.59x = 162,301,324.13 × 64,687,583.10
  4. Step 4: Simplify right side
    117,606,782.59x = 10,498,880,392,791,372
  5. Step 5: Solve for x
    x = 10,498,880,392,791,372/117,606,782.59
  6. Step 6: Final answer
    x = 89,271,045.10

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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.