Home / 19,366,955,918.40-29,050,433,877.60-12,754,979,572.80

Finding the Fourth Proportional to 19,366,955,918.40, 29,050,433,877.60 and 12,754,979,572.80

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Solution

The fourth proportional to 19,366,955,918.40, 29,050,433,877.60 and 12,754,979,572.80 is: 19,132,469,359.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,366,955,918.40 : 29,050,433,877.60 = 12,754,979,572.80 : x
  2. Step 2: Convert to fraction form
    19,366,955,918.40/29,050,433,877.60 = 12,754,979,572.80/x
  3. Step 3: Cross multiply
    19,366,955,918.40x = 29,050,433,877.60 × 12,754,979,572.80
  4. Step 4: Simplify right side
    19,366,955,918.40x = 370,537,690,689,765,048,320
  5. Step 5: Solve for x
    x = 370,537,690,689,765,048,320/19,366,955,918.40
  6. Step 6: Final answer
    x = 19,132,469,359.20

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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.