Home / 98,165,071.16-135,466,694.40-53,510,064.68

Finding the Fourth Proportional to 98,165,071.16, 135,466,694.40 and 53,510,064.68

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Solution

The fourth proportional to 98,165,071.16, 135,466,694.40 and 53,510,064.68 is: 73,843,287.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,165,071.16 : 135,466,694.40 = 53,510,064.68 : x
  2. Step 2: Convert to fraction form
    98,165,071.16/135,466,694.40 = 53,510,064.68/x
  3. Step 3: Cross multiply
    98,165,071.16x = 135,466,694.40 × 53,510,064.68
  4. Step 4: Simplify right side
    98,165,071.16x = 7,248,831,579,329,794
  5. Step 5: Solve for x
    x = 7,248,831,579,329,794/98,165,071.16
  6. Step 6: Final answer
    x = 73,843,287.57

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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.