Home / 74,730,623.91-103,036,639.09-61,453,401.59

Finding the Fourth Proportional to 74,730,623.91, 103,036,639.09 and 61,453,401.59

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Solution

The fourth proportional to 74,730,623.91, 103,036,639.09 and 61,453,401.59 is: 84,730,350.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,730,623.91 : 103,036,639.09 = 61,453,401.59 : x
  2. Step 2: Convert to fraction form
    74,730,623.91/103,036,639.09 = 61,453,401.59/x
  3. Step 3: Cross multiply
    74,730,623.91x = 103,036,639.09 × 61,453,401.59
  4. Step 4: Simplify right side
    74,730,623.91x = 6,331,951,960,224,071
  5. Step 5: Solve for x
    x = 6,331,951,960,224,071/74,730,623.91
  6. Step 6: Final answer
    x = 84,730,350.54

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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.