Home / 156,830,534.20-235,245,801.30-99,576,623.80

Finding the Fourth Proportional to 156,830,534.20, 235,245,801.30 and 99,576,623.80

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Solution

The fourth proportional to 156,830,534.20, 235,245,801.30 and 99,576,623.80 is: 149,364,935.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,830,534.20 : 235,245,801.30 = 99,576,623.80 : x
  2. Step 2: Convert to fraction form
    156,830,534.20/235,245,801.30 = 99,576,623.80/x
  3. Step 3: Cross multiply
    156,830,534.20x = 235,245,801.30 × 99,576,623.80
  4. Step 4: Simplify right side
    156,830,534.20x = 23,424,982,656,579,652
  5. Step 5: Solve for x
    x = 23,424,982,656,579,652/156,830,534.20
  6. Step 6: Final answer
    x = 149,364,935.70

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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.