Home / 207,623,033.40-311,182,607.70-92,485,356.60

Finding the Fourth Proportional to 207,623,033.40, 311,182,607.70 and 92,485,356.60

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Solution

The fourth proportional to 207,623,033.40, 311,182,607.70 and 92,485,356.60 is: 138,615,807.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,623,033.40 : 311,182,607.70 = 92,485,356.60 : x
  2. Step 2: Convert to fraction form
    207,623,033.40/311,182,607.70 = 92,485,356.60/x
  3. Step 3: Cross multiply
    207,623,033.40x = 311,182,607.70 × 92,485,356.60
  4. Step 4: Simplify right side
    207,623,033.40x = 28,779,834,440,852,404
  5. Step 5: Solve for x
    x = 28,779,834,440,852,404/207,623,033.40
  6. Step 6: Final answer
    x = 138,615,807.55

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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.