Home / 31,039,827,020.90-42,834,980,054.04-16,766,660,950.30

Finding the Fourth Proportional to 31,039,827,020.90, 42,834,980,054.04 and 16,766,660,950.30

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Solution

The fourth proportional to 31,039,827,020.90, 42,834,980,054.04 and 16,766,660,950.30 is: 23,138,002,247.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,039,827,020.90 : 42,834,980,054.04 = 16,766,660,950.30 : x
  2. Step 2: Convert to fraction form
    31,039,827,020.90/42,834,980,054.04 = 16,766,660,950.30/x
  3. Step 3: Cross multiply
    31,039,827,020.90x = 42,834,980,054.04 × 16,766,660,950.30
  4. Step 4: Simplify right side
    31,039,827,020.90x = 718,199,587,379,061,719,040
  5. Step 5: Solve for x
    x = 718,199,587,379,061,719,040/31,039,827,020.90
  6. Step 6: Final answer
    x = 23,138,002,247.74

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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.