Home / 531,803,587.20-797,780,030.40-168,260,035.20

Finding the Fourth Proportional to 531,803,587.20, 797,780,030.40 and 168,260,035.20

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Solution

The fourth proportional to 531,803,587.20, 797,780,030.40 and 168,260,035.20 is: 252,413,671.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,803,587.20 : 797,780,030.40 = 168,260,035.20 : x
  2. Step 2: Convert to fraction form
    531,803,587.20/797,780,030.40 = 168,260,035.20/x
  3. Step 3: Cross multiply
    531,803,587.20x = 797,780,030.40 × 168,260,035.20
  4. Step 4: Simplify right side
    531,803,587.20x = 134,234,495,996,961,056
  5. Step 5: Solve for x
    x = 134,234,495,996,961,056/531,803,587.20
  6. Step 6: Final answer
    x = 252,413,671.57

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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.