Home / 1,643,184,417,111.60-2,267,597,163,224.40-911,572,842,610.80

Finding the Fourth Proportional to 1,643,184,417,111.60, 2,267,597,163,224.40 and 911,572,842,610.80

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Solution

The fourth proportional to 1,643,184,417,111.60, 2,267,597,163,224.40 and 911,572,842,610.80 is: 1,257,972,002,686.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,184,417,111.60 : 2,267,597,163,224.40 = 911,572,842,610.80 : x
  2. Step 2: Convert to fraction form
    1,643,184,417,111.60/2,267,597,163,224.40 = 911,572,842,610.80/x
  3. Step 3: Cross multiply
    1,643,184,417,111.60x = 2,267,597,163,224.40 × 911,572,842,610.80
  4. Step 4: Simplify right side
    1,643,184,417,111.60x = 2,067,079,991,976,652,575,866,880
  5. Step 5: Solve for x
    x = 2,067,079,991,976,652,575,866,880/1,643,184,417,111.60
  6. Step 6: Final answer
    x = 1,257,972,002,686.21

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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.