Home / 17,103,312,005.20-25,654,968,007.80-16,827,812,990.80

Finding the Fourth Proportional to 17,103,312,005.20, 25,654,968,007.80 and 16,827,812,990.80

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Solution

The fourth proportional to 17,103,312,005.20, 25,654,968,007.80 and 16,827,812,990.80 is: 25,241,719,486.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,103,312,005.20 : 25,654,968,007.80 = 16,827,812,990.80 : x
  2. Step 2: Convert to fraction form
    17,103,312,005.20/25,654,968,007.80 = 16,827,812,990.80/x
  3. Step 3: Cross multiply
    17,103,312,005.20x = 25,654,968,007.80 × 16,827,812,990.80
  4. Step 4: Simplify right side
    17,103,312,005.20x = 431,717,003,920,215,179,264
  5. Step 5: Solve for x
    x = 431,717,003,920,215,179,264/17,103,312,005.20
  6. Step 6: Final answer
    x = 25,241,719,486.20

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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.