Home / 1,420,092,001.80-2,130,138,002.70-1,075,718,233.80

Finding the Fourth Proportional to 1,420,092,001.80, 2,130,138,002.70 and 1,075,718,233.80

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Solution

The fourth proportional to 1,420,092,001.80, 2,130,138,002.70 and 1,075,718,233.80 is: 1,613,577,350.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,092,001.80 : 2,130,138,002.70 = 1,075,718,233.80 : x
  2. Step 2: Convert to fraction form
    1,420,092,001.80/2,130,138,002.70 = 1,075,718,233.80/x
  3. Step 3: Cross multiply
    1,420,092,001.80x = 2,130,138,002.70 × 1,075,718,233.80
  4. Step 4: Simplify right side
    1,420,092,001.80x = 2,291,428,290,014,703,616
  5. Step 5: Solve for x
    x = 2,291,428,290,014,703,616/1,420,092,001.80
  6. Step 6: Final answer
    x = 1,613,577,350.70

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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.