Home / 1,917,148,808,809.30-2,645,666,782,535.20-1,038,230,399,912.70

Finding the Fourth Proportional to 1,917,148,808,809.30, 2,645,666,782,535.20 and 1,038,230,399,912.70

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Solution

The fourth proportional to 1,917,148,808,809.30, 2,645,666,782,535.20 and 1,038,230,399,912.70 is: 1,432,758,724,333.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,148,808,809.30 : 2,645,666,782,535.20 = 1,038,230,399,912.70 : x
  2. Step 2: Convert to fraction form
    1,917,148,808,809.30/2,645,666,782,535.20 = 1,038,230,399,912.70/x
  3. Step 3: Cross multiply
    1,917,148,808,809.30x = 2,645,666,782,535.20 × 1,038,230,399,912.70
  4. Step 4: Simplify right side
    1,917,148,808,809.30x = 2,746,811,681,667,267,224,928,256
  5. Step 5: Solve for x
    x = 2,746,811,681,667,267,224,928,256/1,917,148,808,809.30
  6. Step 6: Final answer
    x = 1,432,758,724,333.59

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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.