Home / 432,884,554.64-649,317,734.72-105,361,895.01

Finding the Fourth Proportional to 432,884,554.64, 649,317,734.72 and 105,361,895.01

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Solution

The fourth proportional to 432,884,554.64, 649,317,734.72 and 105,361,895.01 is: 158,040,628.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,884,554.64 : 649,317,734.72 = 105,361,895.01 : x
  2. Step 2: Convert to fraction form
    432,884,554.64/649,317,734.72 = 105,361,895.01/x
  3. Step 3: Cross multiply
    432,884,554.64x = 649,317,734.72 × 105,361,895.01
  4. Step 4: Simplify right side
    432,884,554.64x = 68,413,346,993,699,680
  5. Step 5: Solve for x
    x = 68,413,346,993,699,680/432,884,554.64
  6. Step 6: Final answer
    x = 158,040,628.29

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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.