Home / 193,284,923.52-289,927,981.98-47,718,501.06

Finding the Fourth Proportional to 193,284,923.52, 289,927,981.98 and 47,718,501.06

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Solution

The fourth proportional to 193,284,923.52, 289,927,981.98 and 47,718,501.06 is: 71,577,898.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,284,923.52 : 289,927,981.98 = 47,718,501.06 : x
  2. Step 2: Convert to fraction form
    193,284,923.52/289,927,981.98 = 47,718,501.06/x
  3. Step 3: Cross multiply
    193,284,923.52x = 289,927,981.98 × 47,718,501.06
  4. Step 4: Simplify right side
    193,284,923.52x = 13,834,928,715,436,292
  5. Step 5: Solve for x
    x = 13,834,928,715,436,292/193,284,923.52
  6. Step 6: Final answer
    x = 71,577,898.90

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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.