Home / 556,287,988.30-834,431,982.45-350,702,989.90

Finding the Fourth Proportional to 556,287,988.30, 834,431,982.45 and 350,702,989.90

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Solution

The fourth proportional to 556,287,988.30, 834,431,982.45 and 350,702,989.90 is: 526,054,484.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,287,988.30 : 834,431,982.45 = 350,702,989.90 : x
  2. Step 2: Convert to fraction form
    556,287,988.30/834,431,982.45 = 350,702,989.90/x
  3. Step 3: Cross multiply
    556,287,988.30x = 834,431,982.45 × 350,702,989.90
  4. Step 4: Simplify right side
    556,287,988.30x = 292,637,791,113,399,296
  5. Step 5: Solve for x
    x = 292,637,791,113,399,296/556,287,988.30
  6. Step 6: Final answer
    x = 526,054,484.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.