Home / 1,126,955,009,880.30-1,555,112,564,648.50-632,464,064,884.80

Finding the Fourth Proportional to 1,126,955,009,880.30, 1,555,112,564,648.50 and 632,464,064,884.80

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Solution

The fourth proportional to 1,126,955,009,880.30, 1,555,112,564,648.50 and 632,464,064,884.80 is: 872,752,510,408.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,955,009,880.30 : 1,555,112,564,648.50 = 632,464,064,884.80 : x
  2. Step 2: Convert to fraction form
    1,126,955,009,880.30/1,555,112,564,648.50 = 632,464,064,884.80/x
  3. Step 3: Cross multiply
    1,126,955,009,880.30x = 1,555,112,564,648.50 × 632,464,064,884.80
  4. Step 4: Simplify right side
    1,126,955,009,880.30x = 983,552,813,991,016,687,206,400
  5. Step 5: Solve for x
    x = 983,552,813,991,016,687,206,400/1,126,955,009,880.30
  6. Step 6: Final answer
    x = 872,752,510,408.99

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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.