Home / 1,011,388,730.13-1,517,083,685.68-284,377,442.13

Finding the Fourth Proportional to 1,011,388,730.13, 1,517,083,685.68 and 284,377,442.13

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Solution

The fourth proportional to 1,011,388,730.13, 1,517,083,685.68 and 284,377,442.13 is: 426,566,329.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,388,730.13 : 1,517,083,685.68 = 284,377,442.13 : x
  2. Step 2: Convert to fraction form
    1,011,388,730.13/1,517,083,685.68 = 284,377,442.13/x
  3. Step 3: Cross multiply
    1,011,388,730.13x = 1,517,083,685.68 × 284,377,442.13
  4. Step 4: Simplify right side
    1,011,388,730.13x = 431,424,378,030,831,296
  5. Step 5: Solve for x
    x = 431,424,378,030,831,296/1,011,388,730.13
  6. Step 6: Final answer
    x = 426,566,329.22

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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.