Home / 13,015,296,618.60-19,522,944,927.90-4,172,118,378.60

Finding the Fourth Proportional to 13,015,296,618.60, 19,522,944,927.90 and 4,172,118,378.60

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Solution

The fourth proportional to 13,015,296,618.60, 19,522,944,927.90 and 4,172,118,378.60 is: 6,258,177,567.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,015,296,618.60 : 19,522,944,927.90 = 4,172,118,378.60 : x
  2. Step 2: Convert to fraction form
    13,015,296,618.60/19,522,944,927.90 = 4,172,118,378.60/x
  3. Step 3: Cross multiply
    13,015,296,618.60x = 19,522,944,927.90 × 4,172,118,378.60
  4. Step 4: Simplify right side
    13,015,296,618.60x = 81,452,037,338,087,243,776
  5. Step 5: Solve for x
    x = 81,452,037,338,087,243,776/13,015,296,618.60
  6. Step 6: Final answer
    x = 6,258,177,567.90

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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.