Home / 1,119,754,190.40-1,679,631,285.60-1,068,735,854.40

Finding the Fourth Proportional to 1,119,754,190.40, 1,679,631,285.60 and 1,068,735,854.40

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Solution

The fourth proportional to 1,119,754,190.40, 1,679,631,285.60 and 1,068,735,854.40 is: 1,603,103,781.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,754,190.40 : 1,679,631,285.60 = 1,068,735,854.40 : x
  2. Step 2: Convert to fraction form
    1,119,754,190.40/1,679,631,285.60 = 1,068,735,854.40/x
  3. Step 3: Cross multiply
    1,119,754,190.40x = 1,679,631,285.60 × 1,068,735,854.40
  4. Step 4: Simplify right side
    1,119,754,190.40x = 1,795,082,177,092,686,336
  5. Step 5: Solve for x
    x = 1,795,082,177,092,686,336/1,119,754,190.40
  6. Step 6: Final answer
    x = 1,603,103,781.60

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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.