Home / 1,395,272,017.20-2,092,908,025.80-982,023,495.60

Finding the Fourth Proportional to 1,395,272,017.20, 2,092,908,025.80 and 982,023,495.60

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Solution

The fourth proportional to 1,395,272,017.20, 2,092,908,025.80 and 982,023,495.60 is: 1,473,035,243.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,272,017.20 : 2,092,908,025.80 = 982,023,495.60 : x
  2. Step 2: Convert to fraction form
    1,395,272,017.20/2,092,908,025.80 = 982,023,495.60/x
  3. Step 3: Cross multiply
    1,395,272,017.20x = 2,092,908,025.80 × 982,023,495.60
  4. Step 4: Simplify right side
    1,395,272,017.20x = 2,055,284,855,465,411,072
  5. Step 5: Solve for x
    x = 2,055,284,855,465,411,072/1,395,272,017.20
  6. Step 6: Final answer
    x = 1,473,035,243.40

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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.