Home / 373,879,986.90-560,318,679.02-290,981,838.57

Finding the Fourth Proportional to 373,879,986.90, 560,318,679.02 and 290,981,838.57

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Solution

The fourth proportional to 373,879,986.90, 560,318,679.02 and 290,981,838.57 is: 436,082,607.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,879,986.90 : 560,318,679.02 = 290,981,838.57 : x
  2. Step 2: Convert to fraction form
    373,879,986.90/560,318,679.02 = 290,981,838.57/x
  3. Step 3: Cross multiply
    373,879,986.90x = 560,318,679.02 × 290,981,838.57
  4. Step 4: Simplify right side
    373,879,986.90x = 163,042,559,404,898,368
  5. Step 5: Solve for x
    x = 163,042,559,404,898,368/373,879,986.90
  6. Step 6: Final answer
    x = 436,082,607.03

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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.