Home / 12,984,348,106.62-17,916,888,729.65-7,268,945,500.26

Finding the Fourth Proportional to 12,984,348,106.62, 17,916,888,729.65 and 7,268,945,500.26

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Solution

The fourth proportional to 12,984,348,106.62, 17,916,888,729.65 and 7,268,945,500.26 is: 10,030,298,528.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,984,348,106.62 : 17,916,888,729.65 = 7,268,945,500.26 : x
  2. Step 2: Convert to fraction form
    12,984,348,106.62/17,916,888,729.65 = 7,268,945,500.26/x
  3. Step 3: Cross multiply
    12,984,348,106.62x = 17,916,888,729.65 × 7,268,945,500.26
  4. Step 4: Simplify right side
    12,984,348,106.62x = 130,236,887,710,012,145,664
  5. Step 5: Solve for x
    x = 130,236,887,710,012,145,664/12,984,348,106.62
  6. Step 6: Final answer
    x = 10,030,298,528.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.