Home / 780,410,217.16-1,170,501,377.58-227,564,085.88

Finding the Fourth Proportional to 780,410,217.16, 1,170,501,377.58 and 227,564,085.88

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Solution

The fourth proportional to 780,410,217.16, 1,170,501,377.58 and 227,564,085.88 is: 341,312,902.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,410,217.16 : 1,170,501,377.58 = 227,564,085.88 : x
  2. Step 2: Convert to fraction form
    780,410,217.16/1,170,501,377.58 = 227,564,085.88/x
  3. Step 3: Cross multiply
    780,410,217.16x = 1,170,501,377.58 × 227,564,085.88
  4. Step 4: Simplify right side
    780,410,217.16x = 266,364,076,010,273,408
  5. Step 5: Solve for x
    x = 266,364,076,010,273,408/780,410,217.16
  6. Step 6: Final answer
    x = 341,312,902.05

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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.