Home / 514,535,243.36-710,057,090.01-279,586,620.68

Finding the Fourth Proportional to 514,535,243.36, 710,057,090.01 and 279,586,620.68

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Solution

The fourth proportional to 514,535,243.36, 710,057,090.01 and 279,586,620.68 is: 385,828,696.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,535,243.36 : 710,057,090.01 = 279,586,620.68 : x
  2. Step 2: Convert to fraction form
    514,535,243.36/710,057,090.01 = 279,586,620.68/x
  3. Step 3: Cross multiply
    514,535,243.36x = 710,057,090.01 × 279,586,620.68
  4. Step 4: Simplify right side
    514,535,243.36x = 198,522,462,283,268,640
  5. Step 5: Solve for x
    x = 198,522,462,283,268,640/514,535,243.36
  6. Step 6: Final answer
    x = 385,828,696.57

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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.