Home / 193,947,486.30-291,257,152.65-103,248,222.30

Finding the Fourth Proportional to 193,947,486.30, 291,257,152.65 and 103,248,222.30

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Solution

The fourth proportional to 193,947,486.30, 291,257,152.65 and 103,248,222.30 is: 155,051,162.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,947,486.30 : 291,257,152.65 = 103,248,222.30 : x
  2. Step 2: Convert to fraction form
    193,947,486.30/291,257,152.65 = 103,248,222.30/x
  3. Step 3: Cross multiply
    193,947,486.30x = 291,257,152.65 × 103,248,222.30
  4. Step 4: Simplify right side
    193,947,486.30x = 30,071,783,243,272,232
  5. Step 5: Solve for x
    x = 30,071,783,243,272,232/193,947,486.30
  6. Step 6: Final answer
    x = 155,051,162.65

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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.