Home / 210,316,554.80-315,474,832.20-124,096,266.80

Finding the Fourth Proportional to 210,316,554.80, 315,474,832.20 and 124,096,266.80

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Solution

The fourth proportional to 210,316,554.80, 315,474,832.20 and 124,096,266.80 is: 186,144,400.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,316,554.80 : 315,474,832.20 = 124,096,266.80 : x
  2. Step 2: Convert to fraction form
    210,316,554.80/315,474,832.20 = 124,096,266.80/x
  3. Step 3: Cross multiply
    210,316,554.80x = 315,474,832.20 × 124,096,266.80
  4. Step 4: Simplify right side
    210,316,554.80x = 39,149,248,945,376,432
  5. Step 5: Solve for x
    x = 39,149,248,945,376,432/210,316,554.80
  6. Step 6: Final answer
    x = 186,144,400.20

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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.