Home / 14,570,731,756.43-21,856,094,877.20-7,943,933,521.34

Finding the Fourth Proportional to 14,570,731,756.43, 21,856,094,877.20 and 7,943,933,521.34

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Solution

The fourth proportional to 14,570,731,756.43, 21,856,094,877.20 and 7,943,933,521.34 is: 11,915,898,778.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,570,731,756.43 : 21,856,094,877.20 = 7,943,933,521.34 : x
  2. Step 2: Convert to fraction form
    14,570,731,756.43/21,856,094,877.20 = 7,943,933,521.34/x
  3. Step 3: Cross multiply
    14,570,731,756.43x = 21,856,094,877.20 × 7,943,933,521.34
  4. Step 4: Simplify right side
    14,570,731,756.43x = 173,623,364,740,427,513,856
  5. Step 5: Solve for x
    x = 173,623,364,740,427,513,856/14,570,731,756.43
  6. Step 6: Final answer
    x = 11,915,898,778.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.