Home / 99,076,807.80-148,615,211.70-34,359,103.80

Finding the Fourth Proportional to 99,076,807.80, 148,615,211.70 and 34,359,103.80

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Solution

The fourth proportional to 99,076,807.80, 148,615,211.70 and 34,359,103.80 is: 51,538,655.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,076,807.80 : 148,615,211.70 = 34,359,103.80 : x
  2. Step 2: Convert to fraction form
    99,076,807.80/148,615,211.70 = 34,359,103.80/x
  3. Step 3: Cross multiply
    99,076,807.80x = 148,615,211.70 × 34,359,103.80
  4. Step 4: Simplify right side
    99,076,807.80x = 5,106,285,485,059,274
  5. Step 5: Solve for x
    x = 5,106,285,485,059,274/99,076,807.80
  6. Step 6: Final answer
    x = 51,538,655.70

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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.