Home / 328,191,453.17-492,288,013.53-134,102,868.60

Finding the Fourth Proportional to 328,191,453.17, 492,288,013.53 and 134,102,868.60

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Solution

The fourth proportional to 328,191,453.17, 492,288,013.53 and 134,102,868.60 is: 201,154,643.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,191,453.17 : 492,288,013.53 = 134,102,868.60 : x
  2. Step 2: Convert to fraction form
    328,191,453.17/492,288,013.53 = 134,102,868.60/x
  3. Step 3: Cross multiply
    328,191,453.17x = 492,288,013.53 × 134,102,868.60
  4. Step 4: Simplify right side
    328,191,453.17x = 66,017,234,791,768,608
  5. Step 5: Solve for x
    x = 66,017,234,791,768,608/328,191,453.17
  6. Step 6: Final answer
    x = 201,154,643.59

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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.