Home / 704,593,977.60-1,056,890,966.40-670,581,753.60

Finding the Fourth Proportional to 704,593,977.60, 1,056,890,966.40 and 670,581,753.60

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Solution

The fourth proportional to 704,593,977.60, 1,056,890,966.40 and 670,581,753.60 is: 1,005,872,630.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,593,977.60 : 1,056,890,966.40 = 670,581,753.60 : x
  2. Step 2: Convert to fraction form
    704,593,977.60/1,056,890,966.40 = 670,581,753.60/x
  3. Step 3: Cross multiply
    704,593,977.60x = 1,056,890,966.40 × 670,581,753.60
  4. Step 4: Simplify right side
    704,593,977.60x = 708,731,797,612,510,720
  5. Step 5: Solve for x
    x = 708,731,797,612,510,720/704,593,977.60
  6. Step 6: Final answer
    x = 1,005,872,630.40

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1.5x scale

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.