Home / 104,657,397.21-156,974,136.98-27,986,406.57

Finding the Fourth Proportional to 104,657,397.21, 156,974,136.98 and 27,986,406.57

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Solution

The fourth proportional to 104,657,397.21, 156,974,136.98 and 27,986,406.57 is: 41,976,411.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,657,397.21 : 156,974,136.98 = 27,986,406.57 : x
  2. Step 2: Convert to fraction form
    104,657,397.21/156,974,136.98 = 27,986,406.57/x
  3. Step 3: Cross multiply
    104,657,397.21x = 156,974,136.98 × 27,986,406.57
  4. Step 4: Simplify right side
    104,657,397.21x = 4,393,142,018,357,220
  5. Step 5: Solve for x
    x = 4,393,142,018,357,220/104,657,397.21
  6. Step 6: Final answer
    x = 41,976,411.94

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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.