Home / 234,156,669.40-351,235,004.10-219,807,762.40

Finding the Fourth Proportional to 234,156,669.40, 351,235,004.10 and 219,807,762.40

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Solution

The fourth proportional to 234,156,669.40, 351,235,004.10 and 219,807,762.40 is: 329,711,643.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,156,669.40 : 351,235,004.10 = 219,807,762.40 : x
  2. Step 2: Convert to fraction form
    234,156,669.40/351,235,004.10 = 219,807,762.40/x
  3. Step 3: Cross multiply
    234,156,669.40x = 351,235,004.10 × 219,807,762.40
  4. Step 4: Simplify right side
    234,156,669.40x = 77,204,180,327,775,840
  5. Step 5: Solve for x
    x = 77,204,180,327,775,840/234,156,669.40
  6. Step 6: Final answer
    x = 329,711,643.60

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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.