Home / 189,585,813.32-284,389,348.74-53,260,568.12

Finding the Fourth Proportional to 189,585,813.32, 284,389,348.74 and 53,260,568.12

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Solution

The fourth proportional to 189,585,813.32, 284,389,348.74 and 53,260,568.12 is: 79,893,838.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,585,813.32 : 284,389,348.74 = 53,260,568.12 : x
  2. Step 2: Convert to fraction form
    189,585,813.32/284,389,348.74 = 53,260,568.12/x
  3. Step 3: Cross multiply
    189,585,813.32x = 284,389,348.74 × 53,260,568.12
  4. Step 4: Simplify right side
    189,585,813.32x = 15,146,738,281,169,206
  5. Step 5: Solve for x
    x = 15,146,738,281,169,206/189,585,813.32
  6. Step 6: Final answer
    x = 79,893,838.13

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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.