Home / 188,328,133.10-282,492,199.65-97,479,569.90

Finding the Fourth Proportional to 188,328,133.10, 282,492,199.65 and 97,479,569.90

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Solution

The fourth proportional to 188,328,133.10, 282,492,199.65 and 97,479,569.90 is: 146,219,354.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,328,133.10 : 282,492,199.65 = 97,479,569.90 : x
  2. Step 2: Convert to fraction form
    188,328,133.10/282,492,199.65 = 97,479,569.90/x
  3. Step 3: Cross multiply
    188,328,133.10x = 282,492,199.65 × 97,479,569.90
  4. Step 4: Simplify right side
    188,328,133.10x = 27,537,218,121,986,928
  5. Step 5: Solve for x
    x = 27,537,218,121,986,928/188,328,133.10
  6. Step 6: Final answer
    x = 146,219,354.85

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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.