Home / 19,366,955,911.40-29,050,433,867.10-12,754,979,565.80

Finding the Fourth Proportional to 19,366,955,911.40, 29,050,433,867.10 and 12,754,979,565.80

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Solution

The fourth proportional to 19,366,955,911.40, 29,050,433,867.10 and 12,754,979,565.80 is: 19,132,469,348.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,366,955,911.40 : 29,050,433,867.10 = 12,754,979,565.80 : x
  2. Step 2: Convert to fraction form
    19,366,955,911.40/29,050,433,867.10 = 12,754,979,565.80/x
  3. Step 3: Cross multiply
    19,366,955,911.40x = 29,050,433,867.10 × 12,754,979,565.80
  4. Step 4: Simplify right side
    19,366,955,911.40x = 370,537,690,352,484,745,216
  5. Step 5: Solve for x
    x = 370,537,690,352,484,745,216/19,366,955,911.40
  6. Step 6: Final answer
    x = 19,132,469,348.70

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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.