Home / 268,032,012.80-402,048,019.20-95,703,411.20

Finding the Fourth Proportional to 268,032,012.80, 402,048,019.20 and 95,703,411.20

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Solution

The fourth proportional to 268,032,012.80, 402,048,019.20 and 95,703,411.20 is: 143,555,116.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,032,012.80 : 402,048,019.20 = 95,703,411.20 : x
  2. Step 2: Convert to fraction form
    268,032,012.80/402,048,019.20 = 95,703,411.20/x
  3. Step 3: Cross multiply
    268,032,012.80x = 402,048,019.20 × 95,703,411.20
  4. Step 4: Simplify right side
    268,032,012.80x = 38,477,366,903,643,096
  5. Step 5: Solve for x
    x = 38,477,366,903,643,096/268,032,012.80
  6. Step 6: Final answer
    x = 143,555,116.80

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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.