Home / 2,786,575,943.96-3,845,475,430.36-1,533,512,799.85

Finding the Fourth Proportional to 2,786,575,943.96, 3,845,475,430.36 and 1,533,512,799.85

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Solution

The fourth proportional to 2,786,575,943.96, 3,845,475,430.36 and 1,533,512,799.85 is: 2,116,248,009.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786,575,943.96 : 3,845,475,430.36 = 1,533,512,799.85 : x
  2. Step 2: Convert to fraction form
    2,786,575,943.96/3,845,475,430.36 = 1,533,512,799.85/x
  3. Step 3: Cross multiply
    2,786,575,943.96x = 3,845,475,430.36 × 1,533,512,799.85
  4. Step 4: Simplify right side
    2,786,575,943.96x = 5,897,085,793,946,520,576
  5. Step 5: Solve for x
    x = 5,897,085,793,946,520,576/2,786,575,943.96
  6. Step 6: Final answer
    x = 2,116,248,009.22

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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.