Home / 242,271,421.80-363,407,132.70-96,727,446.60

Finding the Fourth Proportional to 242,271,421.80, 363,407,132.70 and 96,727,446.60

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Solution

The fourth proportional to 242,271,421.80, 363,407,132.70 and 96,727,446.60 is: 145,091,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,271,421.80 : 363,407,132.70 = 96,727,446.60 : x
  2. Step 2: Convert to fraction form
    242,271,421.80/363,407,132.70 = 96,727,446.60/x
  3. Step 3: Cross multiply
    242,271,421.80x = 363,407,132.70 × 96,727,446.60
  4. Step 4: Simplify right side
    242,271,421.80x = 35,151,444,022,298,360
  5. Step 5: Solve for x
    x = 35,151,444,022,298,360/242,271,421.80
  6. Step 6: Final answer
    x = 145,091,169.90

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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.