Home / 68,010,400.80-102,214,666.80-59,251,514.40

Finding the Fourth Proportional to 68,010,400.80, 102,214,666.80 and 59,251,514.40

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Solution

The fourth proportional to 68,010,400.80, 102,214,666.80 and 59,251,514.40 is: 89,050,700.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,010,400.80 : 102,214,666.80 = 59,251,514.40 : x
  2. Step 2: Convert to fraction form
    68,010,400.80/102,214,666.80 = 59,251,514.40/x
  3. Step 3: Cross multiply
    68,010,400.80x = 102,214,666.80 × 59,251,514.40
  4. Step 4: Simplify right side
    68,010,400.80x = 6,056,373,801,791,402
  5. Step 5: Solve for x
    x = 6,056,373,801,791,402/68,010,400.80
  6. Step 6: Final answer
    x = 89,050,700.05

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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.