Home / 13,226,976,437.40-19,840,464,656.10-7,410,130,306.20

Finding the Fourth Proportional to 13,226,976,437.40, 19,840,464,656.10 and 7,410,130,306.20

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Solution

The fourth proportional to 13,226,976,437.40, 19,840,464,656.10 and 7,410,130,306.20 is: 11,115,195,459.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,226,976,437.40 : 19,840,464,656.10 = 7,410,130,306.20 : x
  2. Step 2: Convert to fraction form
    13,226,976,437.40/19,840,464,656.10 = 7,410,130,306.20/x
  3. Step 3: Cross multiply
    13,226,976,437.40x = 19,840,464,656.10 × 7,410,130,306.20
  4. Step 4: Simplify right side
    13,226,976,437.40x = 147,020,428,437,256,552,448
  5. Step 5: Solve for x
    x = 147,020,428,437,256,552,448/13,226,976,437.40
  6. Step 6: Final answer
    x = 11,115,195,459.30

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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.