Home / 12,961,298,307.60-19,441,947,461.40-12,754,674,046.80

Finding the Fourth Proportional to 12,961,298,307.60, 19,441,947,461.40 and 12,754,674,046.80

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Solution

The fourth proportional to 12,961,298,307.60, 19,441,947,461.40 and 12,754,674,046.80 is: 19,132,011,070.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,961,298,307.60 : 19,441,947,461.40 = 12,754,674,046.80 : x
  2. Step 2: Convert to fraction form
    12,961,298,307.60/19,441,947,461.40 = 12,754,674,046.80/x
  3. Step 3: Cross multiply
    12,961,298,307.60x = 19,441,947,461.40 × 12,754,674,046.80
  4. Step 4: Simplify right side
    12,961,298,307.60x = 247,975,702,705,167,728,640
  5. Step 5: Solve for x
    x = 247,975,702,705,167,728,640/12,961,298,307.60
  6. Step 6: Final answer
    x = 19,132,011,070.20

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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.