Home / 1,657,498,142.68-2,287,401,574.62-904,851,449.80

Finding the Fourth Proportional to 1,657,498,142.68, 2,287,401,574.62 and 904,851,449.80

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Solution

The fourth proportional to 1,657,498,142.68, 2,287,401,574.62 and 904,851,449.80 is: 1,248,724,555.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,498,142.68 : 2,287,401,574.62 = 904,851,449.80 : x
  2. Step 2: Convert to fraction form
    1,657,498,142.68/2,287,401,574.62 = 904,851,449.80/x
  3. Step 3: Cross multiply
    1,657,498,142.68x = 2,287,401,574.62 × 904,851,449.80
  4. Step 4: Simplify right side
    1,657,498,142.68x = 2,069,758,631,069,709,568
  5. Step 5: Solve for x
    x = 2,069,758,631,069,709,568/1,657,498,142.68
  6. Step 6: Final answer
    x = 1,248,724,555.26

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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.