Home / 194,688,005.20-292,032,007.80-99,136,517.20

Finding the Fourth Proportional to 194,688,005.20, 292,032,007.80 and 99,136,517.20

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Solution

The fourth proportional to 194,688,005.20, 292,032,007.80 and 99,136,517.20 is: 148,704,775.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,688,005.20 : 292,032,007.80 = 99,136,517.20 : x
  2. Step 2: Convert to fraction form
    194,688,005.20/292,032,007.80 = 99,136,517.20/x
  3. Step 3: Cross multiply
    194,688,005.20x = 292,032,007.80 × 99,136,517.20
  4. Step 4: Simplify right side
    194,688,005.20x = 28,951,036,164,215,236
  5. Step 5: Solve for x
    x = 28,951,036,164,215,236/194,688,005.20
  6. Step 6: Final answer
    x = 148,704,775.80

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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.