Home / 328,186,853.91-492,280,237.80-134,098,068.42

Finding the Fourth Proportional to 328,186,853.91, 492,280,237.80 and 134,098,068.42

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Solution

The fourth proportional to 328,186,853.91, 492,280,237.80 and 134,098,068.42 is: 201,147,085.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,186,853.91 : 492,280,237.80 = 134,098,068.42 : x
  2. Step 2: Convert to fraction form
    328,186,853.91/492,280,237.80 = 134,098,068.42/x
  3. Step 3: Cross multiply
    328,186,853.91x = 492,280,237.80 × 134,098,068.42
  4. Step 4: Simplify right side
    328,186,853.91x = 66,013,829,010,318,272
  5. Step 5: Solve for x
    x = 66,013,829,010,318,272/328,186,853.91
  6. Step 6: Final answer
    x = 201,147,085.03

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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.