Home / 343,298,020.20-514,947,030.30-113,302,602.60

Finding the Fourth Proportional to 343,298,020.20, 514,947,030.30 and 113,302,602.60

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Solution

The fourth proportional to 343,298,020.20, 514,947,030.30 and 113,302,602.60 is: 169,953,903.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,298,020.20 : 514,947,030.30 = 113,302,602.60 : x
  2. Step 2: Convert to fraction form
    343,298,020.20/514,947,030.30 = 113,302,602.60/x
  3. Step 3: Cross multiply
    343,298,020.20x = 514,947,030.30 × 113,302,602.60
  4. Step 4: Simplify right side
    343,298,020.20x = 58,344,838,734,131,056
  5. Step 5: Solve for x
    x = 58,344,838,734,131,056/343,298,020.20
  6. Step 6: Final answer
    x = 169,953,903.90

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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.