Home / 309,049,344,038.10-463,574,016,057.15-259,459,521,446.10

Finding the Fourth Proportional to 309,049,344,038.10, 463,574,016,057.15 and 259,459,521,446.10

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Solution

The fourth proportional to 309,049,344,038.10, 463,574,016,057.15 and 259,459,521,446.10 is: 389,189,282,169.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,049,344,038.10 : 463,574,016,057.15 = 259,459,521,446.10 : x
  2. Step 2: Convert to fraction form
    309,049,344,038.10/463,574,016,057.15 = 259,459,521,446.10/x
  3. Step 3: Cross multiply
    309,049,344,038.10x = 463,574,016,057.15 × 259,459,521,446.10
  4. Step 4: Simplify right side
    309,049,344,038.10x = 120,278,692,361,034,830,708,736
  5. Step 5: Solve for x
    x = 120,278,692,361,034,830,708,736/309,049,344,038.10
  6. Step 6: Final answer
    x = 389,189,282,169.15

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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.