Home / 12,961,298,387.60-19,441,947,581.40-12,754,674,126.80

Finding the Fourth Proportional to 12,961,298,387.60, 19,441,947,581.40 and 12,754,674,126.80

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Solution

The fourth proportional to 12,961,298,387.60, 19,441,947,581.40 and 12,754,674,126.80 is: 19,132,011,190.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,961,298,387.60 : 19,441,947,581.40 = 12,754,674,126.80 : x
  2. Step 2: Convert to fraction form
    12,961,298,387.60/19,441,947,581.40 = 12,754,674,126.80/x
  3. Step 3: Cross multiply
    12,961,298,387.60x = 19,441,947,581.40 × 12,754,674,126.80
  4. Step 4: Simplify right side
    12,961,298,387.60x = 247,975,705,791,084,429,312
  5. Step 5: Solve for x
    x = 247,975,705,791,084,429,312/12,961,298,387.60
  6. Step 6: Final answer
    x = 19,132,011,190.20

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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.