Home / 1,189,735,307.80-1,784,602,961.70-960,152,795.80

Finding the Fourth Proportional to 1,189,735,307.80, 1,784,602,961.70 and 960,152,795.80

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Solution

The fourth proportional to 1,189,735,307.80, 1,784,602,961.70 and 960,152,795.80 is: 1,440,229,193.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,735,307.80 : 1,784,602,961.70 = 960,152,795.80 : x
  2. Step 2: Convert to fraction form
    1,189,735,307.80/1,784,602,961.70 = 960,152,795.80/x
  3. Step 3: Cross multiply
    1,189,735,307.80x = 1,784,602,961.70 × 960,152,795.80
  4. Step 4: Simplify right side
    1,189,735,307.80x = 1,713,491,523,069,215,232
  5. Step 5: Solve for x
    x = 1,713,491,523,069,215,232/1,189,735,307.80
  6. Step 6: Final answer
    x = 1,440,229,193.70

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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.