Home / 1,901,268,531.68-2,849,889,953.42-639,531,502.28

Finding the Fourth Proportional to 1,901,268,531.68, 2,849,889,953.42 and 639,531,502.28

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Solution

The fourth proportional to 1,901,268,531.68, 2,849,889,953.42 and 639,531,502.28 is: 958,620,191.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901,268,531.68 : 2,849,889,953.42 = 639,531,502.28 : x
  2. Step 2: Convert to fraction form
    1,901,268,531.68/2,849,889,953.42 = 639,531,502.28/x
  3. Step 3: Cross multiply
    1,901,268,531.68x = 2,849,889,953.42 × 639,531,502.28
  4. Step 4: Simplify right side
    1,901,268,531.68x = 1,822,594,403,243,371,776
  5. Step 5: Solve for x
    x = 1,822,594,403,243,371,776/1,901,268,531.68
  6. Step 6: Final answer
    x = 958,620,191.14

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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.