Home / 704,490,390.80-1,056,735,586.20-377,973,040.40

Finding the Fourth Proportional to 704,490,390.80, 1,056,735,586.20 and 377,973,040.40

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Solution

The fourth proportional to 704,490,390.80, 1,056,735,586.20 and 377,973,040.40 is: 566,959,560.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,490,390.80 : 1,056,735,586.20 = 377,973,040.40 : x
  2. Step 2: Convert to fraction form
    704,490,390.80/1,056,735,586.20 = 377,973,040.40/x
  3. Step 3: Cross multiply
    704,490,390.80x = 1,056,735,586.20 × 377,973,040.40
  4. Step 4: Simplify right side
    704,490,390.80x = 399,417,562,414,890,304
  5. Step 5: Solve for x
    x = 399,417,562,414,890,304/704,490,390.80
  6. Step 6: Final answer
    x = 566,959,560.60

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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.