Home / 1,343,912,654.42-1,854,504,760.30-749,170,831.18

Finding the Fourth Proportional to 1,343,912,654.42, 1,854,504,760.30 and 749,170,831.18

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Solution

The fourth proportional to 1,343,912,654.42, 1,854,504,760.30 and 749,170,831.18 is: 1,033,802,954.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,912,654.42 : 1,854,504,760.30 = 749,170,831.18 : x
  2. Step 2: Convert to fraction form
    1,343,912,654.42/1,854,504,760.30 = 749,170,831.18/x
  3. Step 3: Cross multiply
    1,343,912,654.42x = 1,854,504,760.30 × 749,170,831.18
  4. Step 4: Simplify right side
    1,343,912,654.42x = 1,389,340,872,688,199,168
  5. Step 5: Solve for x
    x = 1,389,340,872,688,199,168/1,343,912,654.42
  6. Step 6: Final answer
    x = 1,033,802,954.47

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Double scale
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1.5x scale

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.