Home / 14,903,547,832.84-20,566,959,950.12-8,129,514,034.78

Finding the Fourth Proportional to 14,903,547,832.84, 20,566,959,950.12 and 8,129,514,034.78

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Solution

The fourth proportional to 14,903,547,832.84, 20,566,959,950.12 and 8,129,514,034.78 is: 11,218,764,246.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,903,547,832.84 : 20,566,959,950.12 = 8,129,514,034.78 : x
  2. Step 2: Convert to fraction form
    14,903,547,832.84/20,566,959,950.12 = 8,129,514,034.78/x
  3. Step 3: Cross multiply
    14,903,547,832.84x = 20,566,959,950.12 × 8,129,514,034.78
  4. Step 4: Simplify right side
    14,903,547,832.84x = 167,199,389,567,137,644,544
  5. Step 5: Solve for x
    x = 167,199,389,567,137,644,544/14,903,547,832.84
  6. Step 6: Final answer
    x = 11,218,764,246.10

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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.