Home / 1,277,684,472.24-1,763,209,883.52-690,973,608.24

Finding the Fourth Proportional to 1,277,684,472.24, 1,763,209,883.52 and 690,973,608.24

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Solution

The fourth proportional to 1,277,684,472.24, 1,763,209,883.52 and 690,973,608.24 is: 953,546,452.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,684,472.24 : 1,763,209,883.52 = 690,973,608.24 : x
  2. Step 2: Convert to fraction form
    1,277,684,472.24/1,763,209,883.52 = 690,973,608.24/x
  3. Step 3: Cross multiply
    1,277,684,472.24x = 1,763,209,883.52 × 690,973,608.24
  4. Step 4: Simplify right side
    1,277,684,472.24x = 1,218,331,495,300,244,480
  5. Step 5: Solve for x
    x = 1,218,331,495,300,244,480/1,277,684,472.24
  6. Step 6: Final answer
    x = 953,546,452.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.