Home / 209,952,708.30-314,929,062.45-64,408,733.10

Finding the Fourth Proportional to 209,952,708.30, 314,929,062.45 and 64,408,733.10

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Solution

The fourth proportional to 209,952,708.30, 314,929,062.45 and 64,408,733.10 is: 96,613,099.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,708.30 : 314,929,062.45 = 64,408,733.10 : x
  2. Step 2: Convert to fraction form
    209,952,708.30/314,929,062.45 = 64,408,733.10/x
  3. Step 3: Cross multiply
    209,952,708.30x = 314,929,062.45 × 64,408,733.10
  4. Step 4: Simplify right side
    209,952,708.30x = 20,284,181,928,775,280
  5. Step 5: Solve for x
    x = 20,284,181,928,775,280/209,952,708.30
  6. Step 6: Final answer
    x = 96,613,099.65

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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.