Home / 49,471,569,308.60-74,207,353,962.92-25,880,690,742.20

Finding the Fourth Proportional to 49,471,569,308.60, 74,207,353,962.92 and 25,880,690,742.20

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Solution

The fourth proportional to 49,471,569,308.60, 74,207,353,962.92 and 25,880,690,742.20 is: 38,821,036,113.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,471,569,308.60 : 74,207,353,962.92 = 25,880,690,742.20 : x
  2. Step 2: Convert to fraction form
    49,471,569,308.60/74,207,353,962.92 = 25,880,690,742.20/x
  3. Step 3: Cross multiply
    49,471,569,308.60x = 74,207,353,962.92 × 25,880,690,742.20
  4. Step 4: Simplify right side
    49,471,569,308.60x = 1,920,537,578,711,302,012,928
  5. Step 5: Solve for x
    x = 1,920,537,578,711,302,012,928/49,471,569,308.60
  6. Step 6: Final answer
    x = 38,821,036,113.31

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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.