Home / 158,820,155.84-219,178,404.14-88,255,502.48

Finding the Fourth Proportional to 158,820,155.84, 219,178,404.14 and 88,255,502.48

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Solution

The fourth proportional to 158,820,155.84, 219,178,404.14 and 88,255,502.48 is: 121,796,254.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,820,155.84 : 219,178,404.14 = 88,255,502.48 : x
  2. Step 2: Convert to fraction form
    158,820,155.84/219,178,404.14 = 88,255,502.48/x
  3. Step 3: Cross multiply
    158,820,155.84x = 219,178,404.14 × 88,255,502.48
  4. Step 4: Simplify right side
    158,820,155.84x = 19,343,700,190,140,212
  5. Step 5: Solve for x
    x = 19,343,700,190,140,212/158,820,155.84
  6. Step 6: Final answer
    x = 121,796,254.94

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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.