Home / 469,348,907.60-704,019,862.20-141,823,787.60

Finding the Fourth Proportional to 469,348,907.60, 704,019,862.20 and 141,823,787.60

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Solution

The fourth proportional to 469,348,907.60, 704,019,862.20 and 141,823,787.60 is: 212,734,624.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,348,907.60 : 704,019,862.20 = 141,823,787.60 : x
  2. Step 2: Convert to fraction form
    469,348,907.60/704,019,862.20 = 141,823,787.60/x
  3. Step 3: Cross multiply
    469,348,907.60x = 704,019,862.20 × 141,823,787.60
  4. Step 4: Simplify right side
    469,348,907.60x = 99,846,763,402,834,064
  5. Step 5: Solve for x
    x = 99,846,763,402,834,064/469,348,907.60
  6. Step 6: Final answer
    x = 212,734,624.04

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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.