Home / 272,500,982.34-375,995,219.13-156,585,083.46

Finding the Fourth Proportional to 272,500,982.34, 375,995,219.13 and 156,585,083.46

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Solution

The fourth proportional to 272,500,982.34, 375,995,219.13 and 156,585,083.46 is: 216,055,157.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,500,982.34 : 375,995,219.13 = 156,585,083.46 : x
  2. Step 2: Convert to fraction form
    272,500,982.34/375,995,219.13 = 156,585,083.46/x
  3. Step 3: Cross multiply
    272,500,982.34x = 375,995,219.13 × 156,585,083.46
  4. Step 4: Simplify right side
    272,500,982.34x = 58,875,242,768,032,040
  5. Step 5: Solve for x
    x = 58,875,242,768,032,040/272,500,982.34
  6. Step 6: Final answer
    x = 216,055,157.90

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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.