Home / 7,085,278,069,741.40-10,627,917,130,112-1,991,617,249,692.60

Finding the Fourth Proportional to 7,085,278,069,741.40, 10,627,917,130,112 and 1,991,617,249,692.60

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Solution

The fourth proportional to 7,085,278,069,741.40, 10,627,917,130,112 and 1,991,617,249,692.60 is: 2,987,425,881,706.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085,278,069,741.40 : 10,627,917,130,112 = 1,991,617,249,692.60 : x
  2. Step 2: Convert to fraction form
    7,085,278,069,741.40/10,627,917,130,112 = 1,991,617,249,692.60/x
  3. Step 3: Cross multiply
    7,085,278,069,741.40x = 10,627,917,130,112 × 1,991,617,249,692.60
  4. Step 4: Simplify right side
    7,085,278,069,741.40x = 21,166,743,084,634,532,208,443,392
  5. Step 5: Solve for x
    x = 21,166,743,084,634,532,208,443,392/7,085,278,069,741.40
  6. Step 6: Final answer
    x = 2,987,425,881,706.73

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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.