Home / 90,171,298,982.49-124,438,822,624.68-53,052,363,304.33

Finding the Fourth Proportional to 90,171,298,982.49, 124,438,822,624.68 and 53,052,363,304.33

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Solution

The fourth proportional to 90,171,298,982.49, 124,438,822,624.68 and 53,052,363,304.33 is: 73,213,691,069.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,171,298,982.49 : 124,438,822,624.68 = 53,052,363,304.33 : x
  2. Step 2: Convert to fraction form
    90,171,298,982.49/124,438,822,624.68 = 53,052,363,304.33/x
  3. Step 3: Cross multiply
    90,171,298,982.49x = 124,438,822,624.68 × 53,052,363,304.33
  4. Step 4: Simplify right side
    90,171,298,982.49x = 6,601,773,627,047,602,552,832
  5. Step 5: Solve for x
    x = 6,601,773,627,047,602,552,832/90,171,298,982.49
  6. Step 6: Final answer
    x = 73,213,691,069.59

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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.