Home / 424,003,740.06-636,005,842.46-193,811,399.52

Finding the Fourth Proportional to 424,003,740.06, 636,005,842.46 and 193,811,399.52

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Solution

The fourth proportional to 424,003,740.06, 636,005,842.46 and 193,811,399.52 is: 290,717,205.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,003,740.06 : 636,005,842.46 = 193,811,399.52 : x
  2. Step 2: Convert to fraction form
    424,003,740.06/636,005,842.46 = 193,811,399.52/x
  3. Step 3: Cross multiply
    424,003,740.06x = 636,005,842.46 × 193,811,399.52
  4. Step 4: Simplify right side
    424,003,740.06x = 123,265,182,430,069,248
  5. Step 5: Solve for x
    x = 123,265,182,430,069,248/424,003,740.06
  6. Step 6: Final answer
    x = 290,717,205.50

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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.