Home / 3,390,172,958.04-4,678,540,049.06-1,864,181,829.90

Finding the Fourth Proportional to 3,390,172,958.04, 4,678,540,049.06 and 1,864,181,829.90

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Solution

The fourth proportional to 3,390,172,958.04, 4,678,540,049.06 and 1,864,181,829.90 is: 2,572,626,664.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390,172,958.04 : 4,678,540,049.06 = 1,864,181,829.90 : x
  2. Step 2: Convert to fraction form
    3,390,172,958.04/4,678,540,049.06 = 1,864,181,829.90/x
  3. Step 3: Cross multiply
    3,390,172,958.04x = 4,678,540,049.06 × 1,864,181,829.90
  4. Step 4: Simplify right side
    3,390,172,958.04x = 8,721,649,349,884,393,472
  5. Step 5: Solve for x
    x = 8,721,649,349,884,393,472/3,390,172,958.04
  6. Step 6: Final answer
    x = 2,572,626,664.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.