Home / 89,193,771,319.80-133,790,656,979.70-49,521,913,246.20

Finding the Fourth Proportional to 89,193,771,319.80, 133,790,656,979.70 and 49,521,913,246.20

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Solution

The fourth proportional to 89,193,771,319.80, 133,790,656,979.70 and 49,521,913,246.20 is: 74,282,869,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,193,771,319.80 : 133,790,656,979.70 = 49,521,913,246.20 : x
  2. Step 2: Convert to fraction form
    89,193,771,319.80/133,790,656,979.70 = 49,521,913,246.20/x
  3. Step 3: Cross multiply
    89,193,771,319.80x = 133,790,656,979.70 × 49,521,913,246.20
  4. Step 4: Simplify right side
    89,193,771,319.80x = 6,625,569,308,100,805,001,216
  5. Step 5: Solve for x
    x = 6,625,569,308,100,805,001,216/89,193,771,319.80
  6. Step 6: Final answer
    x = 74,282,869,869.30

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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.