Home / 88,190,300.44-121,709,424.18-52,909,428.52

Finding the Fourth Proportional to 88,190,300.44, 121,709,424.18 and 52,909,428.52

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Solution

The fourth proportional to 88,190,300.44, 121,709,424.18 and 52,909,428.52 is: 73,019,096.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,190,300.44 : 121,709,424.18 = 52,909,428.52 : x
  2. Step 2: Convert to fraction form
    88,190,300.44/121,709,424.18 = 52,909,428.52/x
  3. Step 3: Cross multiply
    88,190,300.44x = 121,709,424.18 × 52,909,428.52
  4. Step 4: Simplify right side
    88,190,300.44x = 6,439,576,078,862,070
  5. Step 5: Solve for x
    x = 6,439,576,078,862,070/88,190,300.44
  6. Step 6: Final answer
    x = 73,019,096.73

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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.