Home / 9,657,816,005.80-14,486,724,008.70-7,912,988,914.60

Finding the Fourth Proportional to 9,657,816,005.80, 14,486,724,008.70 and 7,912,988,914.60

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Solution

The fourth proportional to 9,657,816,005.80, 14,486,724,008.70 and 7,912,988,914.60 is: 11,869,483,371.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,657,816,005.80 : 14,486,724,008.70 = 7,912,988,914.60 : x
  2. Step 2: Convert to fraction form
    9,657,816,005.80/14,486,724,008.70 = 7,912,988,914.60/x
  3. Step 3: Cross multiply
    9,657,816,005.80x = 14,486,724,008.70 × 7,912,988,914.60
  4. Step 4: Simplify right side
    9,657,816,005.80x = 114,633,286,489,712,787,456
  5. Step 5: Solve for x
    x = 114,633,286,489,712,787,456/9,657,816,005.80
  6. Step 6: Final answer
    x = 11,869,483,371.90

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1.5x scale

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.