Home / 85,030,739,666.87-117,345,985,628.42-48,901,800,299.16

Finding the Fourth Proportional to 85,030,739,666.87, 117,345,985,628.42 and 48,901,800,299.16

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Solution

The fourth proportional to 85,030,739,666.87, 117,345,985,628.42 and 48,901,800,299.16 is: 67,486,534,606.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,030,739,666.87 : 117,345,985,628.42 = 48,901,800,299.16 : x
  2. Step 2: Convert to fraction form
    85,030,739,666.87/117,345,985,628.42 = 48,901,800,299.16/x
  3. Step 3: Cross multiply
    85,030,739,666.87x = 117,345,985,628.42 × 48,901,800,299.16
  4. Step 4: Simplify right side
    85,030,739,666.87x = 5,738,429,955,109,094,948,864
  5. Step 5: Solve for x
    x = 5,738,429,955,109,094,948,864/85,030,739,666.87
  6. Step 6: Final answer
    x = 67,486,534,606.09

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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.