Home / 9,438,829,162,918.20-13,025,446,753,362-5,272,131,800,128.50

Finding the Fourth Proportional to 9,438,829,162,918.20, 13,025,446,753,362 and 5,272,131,800,128.50

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Solution

The fourth proportional to 9,438,829,162,918.20, 13,025,446,753,362 and 5,272,131,800,128.50 is: 7,275,465,087,244.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438,829,162,918.20 : 13,025,446,753,362 = 5,272,131,800,128.50 : x
  2. Step 2: Convert to fraction form
    9,438,829,162,918.20/13,025,446,753,362 = 5,272,131,800,128.50/x
  3. Step 3: Cross multiply
    9,438,829,162,918.20x = 13,025,446,753,362 × 5,272,131,800,128.50
  4. Step 4: Simplify right side
    9,438,829,162,918.20x = 68,671,872,039,280,330,095,460,352
  5. Step 5: Solve for x
    x = 68,671,872,039,280,330,095,460,352/9,438,829,162,918.20
  6. Step 6: Final answer
    x = 7,275,465,087,244.90

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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.