Home / 13,208,834,619.60-19,813,251,929.40-12,198,671,566.80

Finding the Fourth Proportional to 13,208,834,619.60, 19,813,251,929.40 and 12,198,671,566.80

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Solution

The fourth proportional to 13,208,834,619.60, 19,813,251,929.40 and 12,198,671,566.80 is: 18,298,007,350.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208,834,619.60 : 19,813,251,929.40 = 12,198,671,566.80 : x
  2. Step 2: Convert to fraction form
    13,208,834,619.60/19,813,251,929.40 = 12,198,671,566.80/x
  3. Step 3: Cross multiply
    13,208,834,619.60x = 19,813,251,929.40 × 12,198,671,566.80
  4. Step 4: Simplify right side
    13,208,834,619.60x = 241,695,352,957,017,030,656
  5. Step 5: Solve for x
    x = 241,695,352,957,017,030,656/13,208,834,619.60
  6. Step 6: Final answer
    x = 18,298,007,350.20

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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.