Home / 1,244,707,931.70-1,867,061,897.55-1,173,282,261.30

Finding the Fourth Proportional to 1,244,707,931.70, 1,867,061,897.55 and 1,173,282,261.30

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Solution

The fourth proportional to 1,244,707,931.70, 1,867,061,897.55 and 1,173,282,261.30 is: 1,759,923,391.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,707,931.70 : 1,867,061,897.55 = 1,173,282,261.30 : x
  2. Step 2: Convert to fraction form
    1,244,707,931.70/1,867,061,897.55 = 1,173,282,261.30/x
  3. Step 3: Cross multiply
    1,244,707,931.70x = 1,867,061,897.55 × 1,173,282,261.30
  4. Step 4: Simplify right side
    1,244,707,931.70x = 2,190,590,605,144,532,736
  5. Step 5: Solve for x
    x = 2,190,590,605,144,532,736/1,244,707,931.70
  6. Step 6: Final answer
    x = 1,759,923,391.95

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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.