Home / 18,497,490,070.55-25,526,560,929.32-10,039,313,847.47

Finding the Fourth Proportional to 18,497,490,070.55, 25,526,560,929.32 and 10,039,313,847.47

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Solution

The fourth proportional to 18,497,490,070.55, 25,526,560,929.32 and 10,039,313,847.47 is: 13,854,266,478.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,497,490,070.55 : 25,526,560,929.32 = 10,039,313,847.47 : x
  2. Step 2: Convert to fraction form
    18,497,490,070.55/25,526,560,929.32 = 10,039,313,847.47/x
  3. Step 3: Cross multiply
    18,497,490,070.55x = 25,526,560,929.32 × 10,039,313,847.47
  4. Step 4: Simplify right side
    18,497,490,070.55x = 256,269,156,615,911,440,384
  5. Step 5: Solve for x
    x = 256,269,156,615,911,440,384/18,497,490,070.55
  6. Step 6: Final answer
    x = 13,854,266,478.24

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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.