Home / 12,975,071,805.46-19,462,639,601.94-3,658,868,560.18

Finding the Fourth Proportional to 12,975,071,805.46, 19,462,639,601.94 and 3,658,868,560.18

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Solution

The fourth proportional to 12,975,071,805.46, 19,462,639,601.94 and 3,658,868,560.18 is: 5,488,311,834.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,975,071,805.46 : 19,462,639,601.94 = 3,658,868,560.18 : x
  2. Step 2: Convert to fraction form
    12,975,071,805.46/19,462,639,601.94 = 3,658,868,560.18/x
  3. Step 3: Cross multiply
    12,975,071,805.46x = 19,462,639,601.94 × 3,658,868,560.18
  4. Step 4: Simplify right side
    12,975,071,805.46x = 71,211,240,137,652,445,184
  5. Step 5: Solve for x
    x = 71,211,240,137,652,445,184/12,975,071,805.46
  6. Step 6: Final answer
    x = 5,488,311,834.06

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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.