Home / 85,030,739,667.87-117,345,985,629.80-48,901,800,300.16

Finding the Fourth Proportional to 85,030,739,667.87, 117,345,985,629.80 and 48,901,800,300.16

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Solution

The fourth proportional to 85,030,739,667.87, 117,345,985,629.80 and 48,901,800,300.16 is: 67,486,534,607.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,030,739,667.87 : 117,345,985,629.80 = 48,901,800,300.16 : x
  2. Step 2: Convert to fraction form
    85,030,739,667.87/117,345,985,629.80 = 48,901,800,300.16/x
  3. Step 3: Cross multiply
    85,030,739,667.87x = 117,345,985,629.80 × 48,901,800,300.16
  4. Step 4: Simplify right side
    85,030,739,667.87x = 5,738,429,955,293,925,343,232
  5. Step 5: Solve for x
    x = 5,738,429,955,293,925,343,232/85,030,739,667.87
  6. Step 6: Final answer
    x = 67,486,534,607.46

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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.