Home / 280,824,531.04-421,294,248.24-96,568,077.57

Finding the Fourth Proportional to 280,824,531.04, 421,294,248.24 and 96,568,077.57

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Solution

The fourth proportional to 280,824,531.04, 421,294,248.24 and 96,568,077.57 is: 144,871,872.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,824,531.04 : 421,294,248.24 = 96,568,077.57 : x
  2. Step 2: Convert to fraction form
    280,824,531.04/421,294,248.24 = 96,568,077.57/x
  3. Step 3: Cross multiply
    280,824,531.04x = 421,294,248.24 × 96,568,077.57
  4. Step 4: Simplify right side
    280,824,531.04x = 40,683,575,646,168,904
  5. Step 5: Solve for x
    x = 40,683,575,646,168,904/280,824,531.04
  6. Step 6: Final answer
    x = 144,871,872.46

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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.