Home / 43,955,339,376.78-65,960,128,573.23-20,369,180,006.46

Finding the Fourth Proportional to 43,955,339,376.78, 65,960,128,573.23 and 20,369,180,006.46

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Solution

The fourth proportional to 43,955,339,376.78, 65,960,128,573.23 and 20,369,180,006.46 is: 30,566,337,359.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,955,339,376.78 : 65,960,128,573.23 = 20,369,180,006.46 : x
  2. Step 2: Convert to fraction form
    43,955,339,376.78/65,960,128,573.23 = 20,369,180,006.46/x
  3. Step 3: Cross multiply
    43,955,339,376.78x = 65,960,128,573.23 × 20,369,180,006.46
  4. Step 4: Simplify right side
    43,955,339,376.78x = 1,343,553,732,157,367,386,112
  5. Step 5: Solve for x
    x = 1,343,553,732,157,367,386,112/43,955,339,376.78
  6. Step 6: Final answer
    x = 30,566,337,359.85

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1.5x scale

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.