Home / 8,736,001,919.40-13,104,002,879.10-7,283,175,085.65

Finding the Fourth Proportional to 8,736,001,919.40, 13,104,002,879.10 and 7,283,175,085.65

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Solution

The fourth proportional to 8,736,001,919.40, 13,104,002,879.10 and 7,283,175,085.65 is: 10,924,762,628.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736,001,919.40 : 13,104,002,879.10 = 7,283,175,085.65 : x
  2. Step 2: Convert to fraction form
    8,736,001,919.40/13,104,002,879.10 = 7,283,175,085.65/x
  3. Step 3: Cross multiply
    8,736,001,919.40x = 13,104,002,879.10 × 7,283,175,085.65
  4. Step 4: Simplify right side
    8,736,001,919.40x = 95,438,747,291,346,993,152
  5. Step 5: Solve for x
    x = 95,438,747,291,346,993,152/8,736,001,919.40
  6. Step 6: Final answer
    x = 10,924,762,628.48

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Double scale
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Similar ratio
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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.