Home / 340,368,655.08-510,165,696.83-207,127,642.44

Finding the Fourth Proportional to 340,368,655.08, 510,165,696.83 and 207,127,642.44

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Solution

The fourth proportional to 340,368,655.08, 510,165,696.83 and 207,127,642.44 is: 310,455,785.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,368,655.08 : 510,165,696.83 = 207,127,642.44 : x
  2. Step 2: Convert to fraction form
    340,368,655.08/510,165,696.83 = 207,127,642.44/x
  3. Step 3: Cross multiply
    340,368,655.08x = 510,165,696.83 × 207,127,642.44
  4. Step 4: Simplify right side
    340,368,655.08x = 105,669,418,037,122,032
  5. Step 5: Solve for x
    x = 105,669,418,037,122,032/340,368,655.08
  6. Step 6: Final answer
    x = 310,455,785.10

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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.