Home / 218,217,671.02-301,138,029.15-119,097,613.61

Finding the Fourth Proportional to 218,217,671.02, 301,138,029.15 and 119,097,613.61

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Solution

The fourth proportional to 218,217,671.02, 301,138,029.15 and 119,097,613.61 is: 164,353,420.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,217,671.02 : 301,138,029.15 = 119,097,613.61 : x
  2. Step 2: Convert to fraction form
    218,217,671.02/301,138,029.15 = 119,097,613.61/x
  3. Step 3: Cross multiply
    218,217,671.02x = 301,138,029.15 × 119,097,613.61
  4. Step 4: Simplify right side
    218,217,671.02x = 35,864,820,638,160,580
  5. Step 5: Solve for x
    x = 35,864,820,638,160,580/218,217,671.02
  6. Step 6: Final answer
    x = 164,353,420.46

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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.