Home / 139,641,837.10-209,557,234.05-62,925,376.30

Finding the Fourth Proportional to 139,641,837.10, 209,557,234.05 and 62,925,376.30

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Solution

The fourth proportional to 139,641,837.10, 209,557,234.05 and 62,925,376.30 is: 94,430,638.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,641,837.10 : 209,557,234.05 = 62,925,376.30 : x
  2. Step 2: Convert to fraction form
    139,641,837.10/209,557,234.05 = 62,925,376.30/x
  3. Step 3: Cross multiply
    139,641,837.10x = 209,557,234.05 × 62,925,376.30
  4. Step 4: Simplify right side
    139,641,837.10x = 13,186,467,808,983,424
  5. Step 5: Solve for x
    x = 13,186,467,808,983,424/139,641,837.10
  6. Step 6: Final answer
    x = 94,430,638.29

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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.