Home / 2,887,666,729,445.90-3,985,075,654,795.20-1,587,069,996,989.70

Finding the Fourth Proportional to 2,887,666,729,445.90, 3,985,075,654,795.20 and 1,587,069,996,989.70

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Solution

The fourth proportional to 2,887,666,729,445.90, 3,985,075,654,795.20 and 1,587,069,996,989.70 is: 2,190,209,120,383.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,666,729,445.90 : 3,985,075,654,795.20 = 1,587,069,996,989.70 : x
  2. Step 2: Convert to fraction form
    2,887,666,729,445.90/3,985,075,654,795.20 = 1,587,069,996,989.70/x
  3. Step 3: Cross multiply
    2,887,666,729,445.90x = 3,985,075,654,795.20 × 1,587,069,996,989.70
  4. Step 4: Simplify right side
    2,887,666,729,445.90x = 6,324,594,007,459,544,589,926,400
  5. Step 5: Solve for x
    x = 6,324,594,007,459,544,589,926,400/2,887,666,729,445.90
  6. Step 6: Final answer
    x = 2,190,209,120,383.20

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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.