Home / 109,412,431.65-163,855,639.53-62,583,989.21

Finding the Fourth Proportional to 109,412,431.65, 163,855,639.53 and 62,583,989.21

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Solution

The fourth proportional to 109,412,431.65, 163,855,639.53 and 62,583,989.21 is: 93,725,543.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,412,431.65 : 163,855,639.53 = 62,583,989.21 : x
  2. Step 2: Convert to fraction form
    109,412,431.65/163,855,639.53 = 62,583,989.21/x
  3. Step 3: Cross multiply
    109,412,431.65x = 163,855,639.53 × 62,583,989.21
  4. Step 4: Simplify right side
    109,412,431.65x = 10,254,739,575,523,892
  5. Step 5: Solve for x
    x = 10,254,739,575,523,892/109,412,431.65
  6. Step 6: Final answer
    x = 93,725,543.07

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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.