Home / 158,452,238.88-218,411,432.28-124,907,018.22

Finding the Fourth Proportional to 158,452,238.88, 218,411,432.28 and 124,907,018.22

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Solution

The fourth proportional to 158,452,238.88, 218,411,432.28 and 124,907,018.22 is: 172,172,516.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,452,238.88 : 218,411,432.28 = 124,907,018.22 : x
  2. Step 2: Convert to fraction form
    158,452,238.88/218,411,432.28 = 124,907,018.22/x
  3. Step 3: Cross multiply
    158,452,238.88x = 218,411,432.28 × 124,907,018.22
  4. Step 4: Simplify right side
    158,452,238.88x = 27,281,120,751,254,256
  5. Step 5: Solve for x
    x = 27,281,120,751,254,256/158,452,238.88
  6. Step 6: Final answer
    x = 172,172,516.74

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1.5x scale

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.