Home / 29,076,172,498.76-40,125,118,125.52-15,710,165,628.28

Finding the Fourth Proportional to 29,076,172,498.76, 40,125,118,125.52 and 15,710,165,628.28

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Solution

The fourth proportional to 29,076,172,498.76, 40,125,118,125.52 and 15,710,165,628.28 is: 21,680,028,608.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,076,172,498.76 : 40,125,118,125.52 = 15,710,165,628.28 : x
  2. Step 2: Convert to fraction form
    29,076,172,498.76/40,125,118,125.52 = 15,710,165,628.28/x
  3. Step 3: Cross multiply
    29,076,172,498.76x = 40,125,118,125.52 × 15,710,165,628.28
  4. Step 4: Simplify right side
    29,076,172,498.76x = 630,372,251,606,219,096,064
  5. Step 5: Solve for x
    x = 630,372,251,606,219,096,064/29,076,172,498.76
  6. Step 6: Final answer
    x = 21,680,028,608.76

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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.