Home / 221,465,002.10-332,097,970.35-85,105,066.10

Finding the Fourth Proportional to 221,465,002.10, 332,097,970.35 and 85,105,066.10

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Solution

The fourth proportional to 221,465,002.10, 332,097,970.35 and 85,105,066.10 is: 127,619,350.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,465,002.10 : 332,097,970.35 = 85,105,066.10 : x
  2. Step 2: Convert to fraction form
    221,465,002.10/332,097,970.35 = 85,105,066.10/x
  3. Step 3: Cross multiply
    221,465,002.10x = 332,097,970.35 × 85,105,066.10
  4. Step 4: Simplify right side
    221,465,002.10x = 28,263,219,718,312,592
  5. Step 5: Solve for x
    x = 28,263,219,718,312,592/221,465,002.10
  6. Step 6: Final answer
    x = 127,619,350.46

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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.