Home / 11,698,950,395.16-16,140,314,700.76-7,686,781,584.48

Finding the Fourth Proportional to 11,698,950,395.16, 16,140,314,700.76 and 7,686,781,584.48

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Solution

The fourth proportional to 11,698,950,395.16, 16,140,314,700.76 and 7,686,781,584.48 is: 10,604,974,772.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,698,950,395.16 : 16,140,314,700.76 = 7,686,781,584.48 : x
  2. Step 2: Convert to fraction form
    11,698,950,395.16/16,140,314,700.76 = 7,686,781,584.48/x
  3. Step 3: Cross multiply
    11,698,950,395.16x = 16,140,314,700.76 × 7,686,781,584.48
  4. Step 4: Simplify right side
    11,698,950,395.16x = 124,067,073,809,513,791,488
  5. Step 5: Solve for x
    x = 124,067,073,809,513,791,488/11,698,950,395.16
  6. Step 6: Final answer
    x = 10,604,974,772.85

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Double scale
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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.