Home / 220,046,581.80-330,282,449.10-133,953,139.80

Finding the Fourth Proportional to 220,046,581.80, 330,282,449.10 and 133,953,139.80

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Solution

The fourth proportional to 220,046,581.80, 330,282,449.10 and 133,953,139.80 is: 201,059,115.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,046,581.80 : 330,282,449.10 = 133,953,139.80 : x
  2. Step 2: Convert to fraction form
    220,046,581.80/330,282,449.10 = 133,953,139.80/x
  3. Step 3: Cross multiply
    220,046,581.80x = 330,282,449.10 × 133,953,139.80
  4. Step 4: Simplify right side
    220,046,581.80x = 44,242,371,077,778,688
  5. Step 5: Solve for x
    x = 44,242,371,077,778,688/220,046,581.80
  6. Step 6: Final answer
    x = 201,059,115.37

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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.