Home / 13,226,976,465.40-19,840,464,698.10-7,410,130,334.20

Finding the Fourth Proportional to 13,226,976,465.40, 19,840,464,698.10 and 7,410,130,334.20

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Solution

The fourth proportional to 13,226,976,465.40, 19,840,464,698.10 and 7,410,130,334.20 is: 11,115,195,501.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,226,976,465.40 : 19,840,464,698.10 = 7,410,130,334.20 : x
  2. Step 2: Convert to fraction form
    13,226,976,465.40/19,840,464,698.10 = 7,410,130,334.20/x
  3. Step 3: Cross multiply
    13,226,976,465.40x = 19,840,464,698.10 × 7,410,130,334.20
  4. Step 4: Simplify right side
    13,226,976,465.40x = 147,020,429,304,015,044,608
  5. Step 5: Solve for x
    x = 147,020,429,304,015,044,608/13,226,976,465.40
  6. Step 6: Final answer
    x = 11,115,195,501.30

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Double scale
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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.