Home / 1,718,939,845.92-2,578,406,549.04-538,610,684.16

Finding the Fourth Proportional to 1,718,939,845.92, 2,578,406,549.04 and 538,610,684.16

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Solution

The fourth proportional to 1,718,939,845.92, 2,578,406,549.04 and 538,610,684.16 is: 807,915,017.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,939,845.92 : 2,578,406,549.04 = 538,610,684.16 : x
  2. Step 2: Convert to fraction form
    1,718,939,845.92/2,578,406,549.04 = 538,610,684.16/x
  3. Step 3: Cross multiply
    1,718,939,845.92x = 2,578,406,549.04 × 538,610,684.16
  4. Step 4: Simplify right side
    1,718,939,845.92x = 1,388,757,315,421,058,816
  5. Step 5: Solve for x
    x = 1,388,757,315,421,058,816/1,718,939,845.92
  6. Step 6: Final answer
    x = 807,915,017.34

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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.