Home / 882,290,457.60-1,323,485,452.80-268,894,694.40

Finding the Fourth Proportional to 882,290,457.60, 1,323,485,452.80 and 268,894,694.40

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Solution

The fourth proportional to 882,290,457.60, 1,323,485,452.80 and 268,894,694.40 is: 403,357,208.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,290,457.60 : 1,323,485,452.80 = 268,894,694.40 : x
  2. Step 2: Convert to fraction form
    882,290,457.60/1,323,485,452.80 = 268,894,694.40/x
  3. Step 3: Cross multiply
    882,290,457.60x = 1,323,485,452.80 × 268,894,694.40
  4. Step 4: Simplify right side
    882,290,457.60x = 355,878,216,373,501,568
  5. Step 5: Solve for x
    x = 355,878,216,373,501,568/882,290,457.60
  6. Step 6: Final answer
    x = 403,357,208.85

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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.