Home / 7,085,278,069,742.40-10,627,917,130,114-1,991,617,249,693.60

Finding the Fourth Proportional to 7,085,278,069,742.40, 10,627,917,130,114 and 1,991,617,249,693.60

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Solution

The fourth proportional to 7,085,278,069,742.40, 10,627,917,130,114 and 1,991,617,249,693.60 is: 2,987,425,881,708.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085,278,069,742.40 : 10,627,917,130,114 = 1,991,617,249,693.60 : x
  2. Step 2: Convert to fraction form
    7,085,278,069,742.40/10,627,917,130,114 = 1,991,617,249,693.60/x
  3. Step 3: Cross multiply
    7,085,278,069,742.40x = 10,627,917,130,114 × 1,991,617,249,693.60
  4. Step 4: Simplify right side
    7,085,278,069,742.40x = 21,166,743,084,649,143,687,184,384
  5. Step 5: Solve for x
    x = 21,166,743,084,649,143,687,184,384/7,085,278,069,742.40
  6. Step 6: Final answer
    x = 2,987,425,881,708.37

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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.