Home / 264,313,376.80-396,470,065.20-161,001,246.40

Finding the Fourth Proportional to 264,313,376.80, 396,470,065.20 and 161,001,246.40

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Solution

The fourth proportional to 264,313,376.80, 396,470,065.20 and 161,001,246.40 is: 241,501,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,313,376.80 : 396,470,065.20 = 161,001,246.40 : x
  2. Step 2: Convert to fraction form
    264,313,376.80/396,470,065.20 = 161,001,246.40/x
  3. Step 3: Cross multiply
    264,313,376.80x = 396,470,065.20 × 161,001,246.40
  4. Step 4: Simplify right side
    264,313,376.80x = 63,832,174,657,489,264
  5. Step 5: Solve for x
    x = 63,832,174,657,489,264/264,313,376.80
  6. Step 6: Final answer
    x = 241,501,869.60

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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.