Home / 20,233,338,414.55-27,920,900,818.95-11,076,095,773.86

Finding the Fourth Proportional to 20,233,338,414.55, 27,920,900,818.95 and 11,076,095,773.86

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Solution

The fourth proportional to 20,233,338,414.55, 27,920,900,818.95 and 11,076,095,773.86 is: 15,284,406,617.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,233,338,414.55 : 27,920,900,818.95 = 11,076,095,773.86 : x
  2. Step 2: Convert to fraction form
    20,233,338,414.55/27,920,900,818.95 = 11,076,095,773.86/x
  3. Step 3: Cross multiply
    20,233,338,414.55x = 27,920,900,818.95 × 11,076,095,773.86
  4. Step 4: Simplify right side
    20,233,338,414.55x = 309,254,571,563,141,562,368
  5. Step 5: Solve for x
    x = 309,254,571,563,141,562,368/20,233,338,414.55
  6. Step 6: Final answer
    x = 15,284,406,617.78

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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.