Home / 270,866,145.42-373,818,334.50-153,412,370.02

Finding the Fourth Proportional to 270,866,145.42, 373,818,334.50 and 153,412,370.02

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Solution

The fourth proportional to 270,866,145.42, 373,818,334.50 and 153,412,370.02 is: 211,722,127.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,866,145.42 : 373,818,334.50 = 153,412,370.02 : x
  2. Step 2: Convert to fraction form
    270,866,145.42/373,818,334.50 = 153,412,370.02/x
  3. Step 3: Cross multiply
    270,866,145.42x = 373,818,334.50 × 153,412,370.02
  4. Step 4: Simplify right side
    270,866,145.42x = 57,348,356,652,574,136
  5. Step 5: Solve for x
    x = 57,348,356,652,574,136/270,866,145.42
  6. Step 6: Final answer
    x = 211,722,127.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.