Home / 373,210,270.38-515,132,612.01-216,627,823.35

Finding the Fourth Proportional to 373,210,270.38, 515,132,612.01 and 216,627,823.35

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Solution

The fourth proportional to 373,210,270.38, 515,132,612.01 and 216,627,823.35 is: 299,005,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,210,270.38 : 515,132,612.01 = 216,627,823.35 : x
  2. Step 2: Convert to fraction form
    373,210,270.38/515,132,612.01 = 216,627,823.35/x
  3. Step 3: Cross multiply
    373,210,270.38x = 515,132,612.01 × 216,627,823.35
  4. Step 4: Simplify right side
    373,210,270.38x = 111,592,056,476,326,368
  5. Step 5: Solve for x
    x = 111,592,056,476,326,368/373,210,270.38
  6. Step 6: Final answer
    x = 299,005,856.30

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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.