Home / 11,975,826,331.32-16,531,729,033.44-7,461,935,567.20

Finding the Fourth Proportional to 11,975,826,331.32, 16,531,729,033.44 and 7,461,935,567.20

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Solution

The fourth proportional to 11,975,826,331.32, 16,531,729,033.44 and 7,461,935,567.20 is: 10,300,641,763.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,975,826,331.32 : 16,531,729,033.44 = 7,461,935,567.20 : x
  2. Step 2: Convert to fraction form
    11,975,826,331.32/16,531,729,033.44 = 7,461,935,567.20/x
  3. Step 3: Cross multiply
    11,975,826,331.32x = 16,531,729,033.44 × 7,461,935,567.20
  4. Step 4: Simplify right side
    11,975,826,331.32x = 123,358,696,861,938,810,880
  5. Step 5: Solve for x
    x = 123,358,696,861,938,810,880/11,975,826,331.32
  6. Step 6: Final answer
    x = 10,300,641,763.59

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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.