Home / 1,117,233,661.30-1,672,980,710.55-885,737,961.70

Finding the Fourth Proportional to 1,117,233,661.30, 1,672,980,710.55 and 885,737,961.70

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Solution

The fourth proportional to 1,117,233,661.30, 1,672,980,710.55 and 885,737,961.70 is: 1,326,331,792.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,233,661.30 : 1,672,980,710.55 = 885,737,961.70 : x
  2. Step 2: Convert to fraction form
    1,117,233,661.30/1,672,980,710.55 = 885,737,961.70/x
  3. Step 3: Cross multiply
    1,117,233,661.30x = 1,672,980,710.55 × 885,737,961.70
  4. Step 4: Simplify right side
    1,117,233,661.30x = 1,481,822,524,525,974,784
  5. Step 5: Solve for x
    x = 1,481,822,524,525,974,784/1,117,233,661.30
  6. Step 6: Final answer
    x = 1,326,331,792.40

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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.