Home / 1,648,222,371.54-2,274,546,350.75-905,714,263.98

Finding the Fourth Proportional to 1,648,222,371.54, 2,274,546,350.75 and 905,714,263.98

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Solution

The fourth proportional to 1,648,222,371.54, 2,274,546,350.75 and 905,714,263.98 is: 1,249,885,397.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,222,371.54 : 2,274,546,350.75 = 905,714,263.98 : x
  2. Step 2: Convert to fraction form
    1,648,222,371.54/2,274,546,350.75 = 905,714,263.98/x
  3. Step 3: Cross multiply
    1,648,222,371.54x = 2,274,546,350.75 × 905,714,263.98
  4. Step 4: Simplify right side
    1,648,222,371.54x = 2,060,089,073,953,402,624
  5. Step 5: Solve for x
    x = 2,060,089,073,953,402,624/1,648,222,371.54
  6. Step 6: Final answer
    x = 1,249,885,397.46

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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.