Home / 215,609,253.20-323,413,879.80-62,260,312.40

Finding the Fourth Proportional to 215,609,253.20, 323,413,879.80 and 62,260,312.40

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Solution

The fourth proportional to 215,609,253.20, 323,413,879.80 and 62,260,312.40 is: 93,390,468.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,609,253.20 : 323,413,879.80 = 62,260,312.40 : x
  2. Step 2: Convert to fraction form
    215,609,253.20/323,413,879.80 = 62,260,312.40/x
  3. Step 3: Cross multiply
    215,609,253.20x = 323,413,879.80 × 62,260,312.40
  4. Step 4: Simplify right side
    215,609,253.20x = 20,135,849,190,844,048
  5. Step 5: Solve for x
    x = 20,135,849,190,844,048/215,609,253.20
  6. Step 6: Final answer
    x = 93,390,468.60

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1.5x scale

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.