Home / 19,366,955,916.40-29,050,433,874.60-12,754,979,570.80

Finding the Fourth Proportional to 19,366,955,916.40, 29,050,433,874.60 and 12,754,979,570.80

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Solution

The fourth proportional to 19,366,955,916.40, 29,050,433,874.60 and 12,754,979,570.80 is: 19,132,469,356.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,366,955,916.40 : 29,050,433,874.60 = 12,754,979,570.80 : x
  2. Step 2: Convert to fraction form
    19,366,955,916.40/29,050,433,874.60 = 12,754,979,570.80/x
  3. Step 3: Cross multiply
    19,366,955,916.40x = 29,050,433,874.60 × 12,754,979,570.80
  4. Step 4: Simplify right side
    19,366,955,916.40x = 370,537,690,593,399,275,520
  5. Step 5: Solve for x
    x = 370,537,690,593,399,275,520/19,366,955,916.40
  6. Step 6: Final answer
    x = 19,132,469,356.20

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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.