Home / 8,688,528,087.40-13,032,792,131.10-3,171,745,354.60

Finding the Fourth Proportional to 8,688,528,087.40, 13,032,792,131.10 and 3,171,745,354.60

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Solution

The fourth proportional to 8,688,528,087.40, 13,032,792,131.10 and 3,171,745,354.60 is: 4,757,618,031.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,688,528,087.40 : 13,032,792,131.10 = 3,171,745,354.60 : x
  2. Step 2: Convert to fraction form
    8,688,528,087.40/13,032,792,131.10 = 3,171,745,354.60/x
  3. Step 3: Cross multiply
    8,688,528,087.40x = 13,032,792,131.10 × 3,171,745,354.60
  4. Step 4: Simplify right side
    8,688,528,087.40x = 41,336,697,899,283,857,408
  5. Step 5: Solve for x
    x = 41,336,697,899,283,857,408/8,688,528,087.40
  6. Step 6: Final answer
    x = 4,757,618,031.90

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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.