Home / 9,917,408,654.74-13,686,990,646.53-7,406,923,886.02

Finding the Fourth Proportional to 9,917,408,654.74, 13,686,990,646.53 and 7,406,923,886.02

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Solution

The fourth proportional to 9,917,408,654.74, 13,686,990,646.53 and 7,406,923,886.02 is: 10,222,276,955.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,917,408,654.74 : 13,686,990,646.53 = 7,406,923,886.02 : x
  2. Step 2: Convert to fraction form
    9,917,408,654.74/13,686,990,646.53 = 7,406,923,886.02/x
  3. Step 3: Cross multiply
    9,917,408,654.74x = 13,686,990,646.53 × 7,406,923,886.02
  4. Step 4: Simplify right side
    9,917,408,654.74x = 101,378,497,947,515,387,904
  5. Step 5: Solve for x
    x = 101,378,497,947,515,387,904/9,917,408,654.74
  6. Step 6: Final answer
    x = 10,222,276,955.29

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1.5x scale

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.