Home / 65,379,851,780.52-98,069,778,968.40-15,693,174,073.56

Finding the Fourth Proportional to 65,379,851,780.52, 98,069,778,968.40 and 15,693,174,073.56

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Solution

The fourth proportional to 65,379,851,780.52, 98,069,778,968.40 and 15,693,174,073.56 is: 23,539,761,421.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,379,851,780.52 : 98,069,778,968.40 = 15,693,174,073.56 : x
  2. Step 2: Convert to fraction form
    65,379,851,780.52/98,069,778,968.40 = 15,693,174,073.56/x
  3. Step 3: Cross multiply
    65,379,851,780.52x = 98,069,778,968.40 × 15,693,174,073.56
  4. Step 4: Simplify right side
    65,379,851,780.52x = 1,539,026,112,706,654,502,912
  5. Step 5: Solve for x
    x = 1,539,026,112,706,654,502,912/65,379,851,780.52
  6. Step 6: Final answer
    x = 23,539,761,421.81

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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.