Home / 154,528,031.20-231,792,046.80-63,621,407.20

Finding the Fourth Proportional to 154,528,031.20, 231,792,046.80 and 63,621,407.20

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Solution

The fourth proportional to 154,528,031.20, 231,792,046.80 and 63,621,407.20 is: 95,432,110.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,528,031.20 : 231,792,046.80 = 63,621,407.20 : x
  2. Step 2: Convert to fraction form
    154,528,031.20/231,792,046.80 = 63,621,407.20/x
  3. Step 3: Cross multiply
    154,528,031.20x = 231,792,046.80 × 63,621,407.20
  4. Step 4: Simplify right side
    154,528,031.20x = 14,746,936,195,184,258
  5. Step 5: Solve for x
    x = 14,746,936,195,184,258/154,528,031.20
  6. Step 6: Final answer
    x = 95,432,110.80

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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.