Home / 193,484,715.46-290,351,934.52-70,652,748.64

Finding the Fourth Proportional to 193,484,715.46, 290,351,934.52 and 70,652,748.64

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Solution

The fourth proportional to 193,484,715.46, 290,351,934.52 and 70,652,748.64 is: 106,024,717.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,484,715.46 : 290,351,934.52 = 70,652,748.64 : x
  2. Step 2: Convert to fraction form
    193,484,715.46/290,351,934.52 = 70,652,748.64/x
  3. Step 3: Cross multiply
    193,484,715.46x = 290,351,934.52 × 70,652,748.64
  4. Step 4: Simplify right side
    193,484,715.46x = 20,514,162,246,779,296
  5. Step 5: Solve for x
    x = 20,514,162,246,779,296/193,484,715.46
  6. Step 6: Final answer
    x = 106,024,717.24

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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.