Home / 193,087,256.30-289,966,807.65-102,387,992.30

Finding the Fourth Proportional to 193,087,256.30, 289,966,807.65 and 102,387,992.30

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Solution

The fourth proportional to 193,087,256.30, 289,966,807.65 and 102,387,992.30 is: 153,760,117.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,087,256.30 : 289,966,807.65 = 102,387,992.30 : x
  2. Step 2: Convert to fraction form
    193,087,256.30/289,966,807.65 = 102,387,992.30/x
  3. Step 3: Cross multiply
    193,087,256.30x = 289,966,807.65 × 102,387,992.30
  4. Step 4: Simplify right side
    193,087,256.30x = 29,689,119,268,923,776
  5. Step 5: Solve for x
    x = 29,689,119,268,923,776/193,087,256.30
  6. Step 6: Final answer
    x = 153,760,117.77

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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.