Home / 86,880,598.40-130,282,406.40-29,357,249.60

Finding the Fourth Proportional to 86,880,598.40, 130,282,406.40 and 29,357,249.60

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Solution

The fourth proportional to 86,880,598.40, 130,282,406.40 and 29,357,249.60 is: 44,022,868.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,880,598.40 : 130,282,406.40 = 29,357,249.60 : x
  2. Step 2: Convert to fraction form
    86,880,598.40/130,282,406.40 = 29,357,249.60/x
  3. Step 3: Cross multiply
    86,880,598.40x = 130,282,406.40 × 29,357,249.60
  4. Step 4: Simplify right side
    86,880,598.40x = 3,824,733,123,173,438
  5. Step 5: Solve for x
    x = 3,824,733,123,173,438/86,880,598.40
  6. Step 6: Final answer
    x = 44,022,868.09

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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.