Home / 103,037,336.80-154,556,005.20-49,289,624.80

Finding the Fourth Proportional to 103,037,336.80, 154,556,005.20 and 49,289,624.80

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Solution

The fourth proportional to 103,037,336.80, 154,556,005.20 and 49,289,624.80 is: 73,934,437.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,037,336.80 : 154,556,005.20 = 49,289,624.80 : x
  2. Step 2: Convert to fraction form
    103,037,336.80/154,556,005.20 = 49,289,624.80/x
  3. Step 3: Cross multiply
    103,037,336.80x = 154,556,005.20 × 49,289,624.80
  4. Step 4: Simplify right side
    103,037,336.80x = 7,618,007,506,894,848
  5. Step 5: Solve for x
    x = 7,618,007,506,894,848/103,037,336.80
  6. Step 6: Final answer
    x = 73,934,437.20

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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.