Home / 846,948,592.96-1,168,737,821.44-470,592,311.92

Finding the Fourth Proportional to 846,948,592.96, 1,168,737,821.44 and 470,592,311.92

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Solution

The fourth proportional to 846,948,592.96, 1,168,737,821.44 and 470,592,311.92 is: 649,388,921.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,948,592.96 : 1,168,737,821.44 = 470,592,311.92 : x
  2. Step 2: Convert to fraction form
    846,948,592.96/1,168,737,821.44 = 470,592,311.92/x
  3. Step 3: Cross multiply
    846,948,592.96x = 1,168,737,821.44 × 470,592,311.92
  4. Step 4: Simplify right side
    846,948,592.96x = 549,999,033,419,793,792
  5. Step 5: Solve for x
    x = 549,999,033,419,793,792/846,948,592.96
  6. Step 6: Final answer
    x = 649,388,921.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.