Home / 282,376,173.41-389,558,242.55-176,345,510.38

Finding the Fourth Proportional to 282,376,173.41, 389,558,242.55 and 176,345,510.38

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Solution

The fourth proportional to 282,376,173.41, 389,558,242.55 and 176,345,510.38 is: 243,281,316.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,376,173.41 : 389,558,242.55 = 176,345,510.38 : x
  2. Step 2: Convert to fraction form
    282,376,173.41/389,558,242.55 = 176,345,510.38/x
  3. Step 3: Cross multiply
    282,376,173.41x = 389,558,242.55 × 176,345,510.38
  4. Step 4: Simplify right side
    282,376,173.41x = 68,696,847,104,682,552
  5. Step 5: Solve for x
    x = 68,696,847,104,682,552/282,376,173.41
  6. Step 6: Final answer
    x = 243,281,316.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.