Home / 1,343,912,724.72-1,854,504,857.04-749,170,901.48

Finding the Fourth Proportional to 1,343,912,724.72, 1,854,504,857.04 and 749,170,901.48

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Solution

The fourth proportional to 1,343,912,724.72, 1,854,504,857.04 and 749,170,901.48 is: 1,033,803,051.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,912,724.72 : 1,854,504,857.04 = 749,170,901.48 : x
  2. Step 2: Convert to fraction form
    1,343,912,724.72/1,854,504,857.04 = 749,170,901.48/x
  3. Step 3: Cross multiply
    1,343,912,724.72x = 1,854,504,857.04 × 749,170,901.48
  4. Step 4: Simplify right side
    1,343,912,724.72x = 1,389,341,075,539,771,392
  5. Step 5: Solve for x
    x = 1,389,341,075,539,771,392/1,343,912,724.72
  6. Step 6: Final answer
    x = 1,033,803,051.33

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Double scale
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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.