Home / 703,298,746.62-1,055,045,130.90-408,332,779.92

Finding the Fourth Proportional to 703,298,746.62, 1,055,045,130.90 and 408,332,779.92

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Solution

The fourth proportional to 703,298,746.62, 1,055,045,130.90 and 408,332,779.92 is: 612,555,494.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,298,746.62 : 1,055,045,130.90 = 408,332,779.92 : x
  2. Step 2: Convert to fraction form
    703,298,746.62/1,055,045,130.90 = 408,332,779.92/x
  3. Step 3: Cross multiply
    703,298,746.62x = 1,055,045,130.90 × 408,332,779.92
  4. Step 4: Simplify right side
    703,298,746.62x = 430,809,511,241,457,280
  5. Step 5: Solve for x
    x = 430,809,511,241,457,280/703,298,746.62
  6. Step 6: Final answer
    x = 612,555,494.11

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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.