Home / 1,838,138,911.47-2,536,284,773.07-1,095,652,061.55

Finding the Fourth Proportional to 1,838,138,911.47, 2,536,284,773.07 and 1,095,652,061.55

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Solution

The fourth proportional to 1,838,138,911.47, 2,536,284,773.07 and 1,095,652,061.55 is: 1,511,793,054.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,138,911.47 : 2,536,284,773.07 = 1,095,652,061.55 : x
  2. Step 2: Convert to fraction form
    1,838,138,911.47/2,536,284,773.07 = 1,095,652,061.55/x
  3. Step 3: Cross multiply
    1,838,138,911.47x = 2,536,284,773.07 × 1,095,652,061.55
  4. Step 4: Simplify right side
    1,838,138,911.47x = 2,778,885,640,292,019,712
  5. Step 5: Solve for x
    x = 2,778,885,640,292,019,712/1,838,138,911.47
  6. Step 6: Final answer
    x = 1,511,793,054.89

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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.