Home / 460,988,641.83-636,169,260.39-252,140,318.67

Finding the Fourth Proportional to 460,988,641.83, 636,169,260.39 and 252,140,318.67

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Solution

The fourth proportional to 460,988,641.83, 636,169,260.39 and 252,140,318.67 is: 347,956,338.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,988,641.83 : 636,169,260.39 = 252,140,318.67 : x
  2. Step 2: Convert to fraction form
    460,988,641.83/636,169,260.39 = 252,140,318.67/x
  3. Step 3: Cross multiply
    460,988,641.83x = 636,169,260.39 × 252,140,318.67
  4. Step 4: Simplify right side
    460,988,641.83x = 160,403,920,042,792,800
  5. Step 5: Solve for x
    x = 160,403,920,042,792,800/460,988,641.83
  6. Step 6: Final answer
    x = 347,956,338.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.