Home / 70,411,490.46-97,173,673.79-39,059,647.65

Finding the Fourth Proportional to 70,411,490.46, 97,173,673.79 and 39,059,647.65

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Solution

The fourth proportional to 70,411,490.46, 97,173,673.79 and 39,059,647.65 is: 53,905,540.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,411,490.46 : 97,173,673.79 = 39,059,647.65 : x
  2. Step 2: Convert to fraction form
    70,411,490.46/97,173,673.79 = 39,059,647.65/x
  3. Step 3: Cross multiply
    70,411,490.46x = 97,173,673.79 × 39,059,647.65
  4. Step 4: Simplify right side
    70,411,490.46x = 3,795,569,458,898,141.50
  5. Step 5: Solve for x
    x = 3,795,569,458,898,141.50/70,411,490.46
  6. Step 6: Final answer
    x = 53,905,540.62

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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.