Home / 849,687,130.10-1,272,263,213.55-849,687,130.10

Finding the Fourth Proportional to 849,687,130.10, 1,272,263,213.55 and 849,687,130.10

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Solution

The fourth proportional to 849,687,130.10, 1,272,263,213.55 and 849,687,130.10 is: 1,272,263,213.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,687,130.10 : 1,272,263,213.55 = 849,687,130.10 : x
  2. Step 2: Convert to fraction form
    849,687,130.10/1,272,263,213.55 = 849,687,130.10/x
  3. Step 3: Cross multiply
    849,687,130.10x = 1,272,263,213.55 × 849,687,130.10
  4. Step 4: Simplify right side
    849,687,130.10x = 1,081,025,678,653,102,976
  5. Step 5: Solve for x
    x = 1,081,025,678,653,102,976/849,687,130.10
  6. Step 6: Final answer
    x = 1,272,263,213.55

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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.