Home / 486,693,004,599.08-671,547,540,020.22-280,852,150,228.20

Finding the Fourth Proportional to 486,693,004,599.08, 671,547,540,020.22 and 280,852,150,228.20

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Solution

The fourth proportional to 486,693,004,599.08, 671,547,540,020.22 and 280,852,150,228.20 is: 387,524,720,538.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,693,004,599.08 : 671,547,540,020.22 = 280,852,150,228.20 : x
  2. Step 2: Convert to fraction form
    486,693,004,599.08/671,547,540,020.22 = 280,852,150,228.20/x
  3. Step 3: Cross multiply
    486,693,004,599.08x = 671,547,540,020.22 × 280,852,150,228.20
  4. Step 4: Simplify right side
    486,693,004,599.08x = 188,605,570,595,136,995,328,000
  5. Step 5: Solve for x
    x = 188,605,570,595,136,995,328,000/486,693,004,599.08
  6. Step 6: Final answer
    x = 387,524,720,538.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.