Home / 29,076,172,504.92-40,125,118,134.02-15,710,165,634.42

Finding the Fourth Proportional to 29,076,172,504.92, 40,125,118,134.02 and 15,710,165,634.42

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Solution

The fourth proportional to 29,076,172,504.92, 40,125,118,134.02 and 15,710,165,634.42 is: 21,680,028,617.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,076,172,504.92 : 40,125,118,134.02 = 15,710,165,634.42 : x
  2. Step 2: Convert to fraction form
    29,076,172,504.92/40,125,118,134.02 = 15,710,165,634.42/x
  3. Step 3: Cross multiply
    29,076,172,504.92x = 40,125,118,134.02 × 15,710,165,634.42
  4. Step 4: Simplify right side
    29,076,172,504.92x = 630,372,251,986,045,173,760
  5. Step 5: Solve for x
    x = 630,372,251,986,045,173,760/29,076,172,504.92
  6. Step 6: Final answer
    x = 21,680,028,617.23

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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.