Home / 277,612,777.46-383,105,637.02-153,861,426.20

Finding the Fourth Proportional to 277,612,777.46, 383,105,637.02 and 153,861,426.20

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Solution

The fourth proportional to 277,612,777.46, 383,105,637.02 and 153,861,426.20 is: 212,328,770.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,612,777.46 : 383,105,637.02 = 153,861,426.20 : x
  2. Step 2: Convert to fraction form
    277,612,777.46/383,105,637.02 = 153,861,426.20/x
  3. Step 3: Cross multiply
    277,612,777.46x = 383,105,637.02 × 153,861,426.20
  4. Step 4: Simplify right side
    277,612,777.46x = 58,945,179,698,499,128
  5. Step 5: Solve for x
    x = 58,945,179,698,499,128/277,612,777.46
  6. Step 6: Final answer
    x = 212,328,770.45

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1.5x scale

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.