Home / 878,360,002.02-1,317,543,081.03-223,311,098.70

Finding the Fourth Proportional to 878,360,002.02, 1,317,543,081.03 and 223,311,098.70

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Solution

The fourth proportional to 878,360,002.02, 1,317,543,081.03 and 223,311,098.70 is: 334,967,430.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,360,002.02 : 1,317,543,081.03 = 223,311,098.70 : x
  2. Step 2: Convert to fraction form
    878,360,002.02/1,317,543,081.03 = 223,311,098.70/x
  3. Step 3: Cross multiply
    878,360,002.02x = 1,317,543,081.03 × 223,311,098.70
  4. Step 4: Simplify right side
    878,360,002.02x = 294,221,993,009,392,384
  5. Step 5: Solve for x
    x = 294,221,993,009,392,384/878,360,002.02
  6. Step 6: Final answer
    x = 334,967,430.59

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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.