Home / 703,766,587.20-1,056,153,765.60-295,116,014.40

Finding the Fourth Proportional to 703,766,587.20, 1,056,153,765.60 and 295,116,014.40

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Solution

The fourth proportional to 703,766,587.20, 1,056,153,765.60 and 295,116,014.40 is: 442,885,319.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,766,587.20 : 1,056,153,765.60 = 295,116,014.40 : x
  2. Step 2: Convert to fraction form
    703,766,587.20/1,056,153,765.60 = 295,116,014.40/x
  3. Step 3: Cross multiply
    703,766,587.20x = 1,056,153,765.60 × 295,116,014.40
  4. Step 4: Simplify right side
    703,766,587.20x = 311,687,889,897,423,808
  5. Step 5: Solve for x
    x = 311,687,889,897,423,808/703,766,587.20
  6. Step 6: Final answer
    x = 442,885,319.60

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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.