Home / 1,917,127,090.80-2,876,081,354.28-867,361,064.40

Finding the Fourth Proportional to 1,917,127,090.80, 2,876,081,354.28 and 867,361,064.40

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Solution

The fourth proportional to 1,917,127,090.80, 2,876,081,354.28 and 867,361,064.40 is: 1,301,218,368.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,127,090.80 : 2,876,081,354.28 = 867,361,064.40 : x
  2. Step 2: Convert to fraction form
    1,917,127,090.80/2,876,081,354.28 = 867,361,064.40/x
  3. Step 3: Cross multiply
    1,917,127,090.80x = 2,876,081,354.28 × 867,361,064.40
  4. Step 4: Simplify right side
    1,917,127,090.80x = 2,494,600,984,749,294,592
  5. Step 5: Solve for x
    x = 2,494,600,984,749,294,592/1,917,127,090.80
  6. Step 6: Final answer
    x = 1,301,218,368.21

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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.