Home / 1,164,750,272.51-1,607,395,036.80-688,848,593.72

Finding the Fourth Proportional to 1,164,750,272.51, 1,607,395,036.80 and 688,848,593.72

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Solution

The fourth proportional to 1,164,750,272.51, 1,607,395,036.80 and 688,848,593.72 is: 950,634,515.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,750,272.51 : 1,607,395,036.80 = 688,848,593.72 : x
  2. Step 2: Convert to fraction form
    1,164,750,272.51/1,607,395,036.80 = 688,848,593.72/x
  3. Step 3: Cross multiply
    1,164,750,272.51x = 1,607,395,036.80 × 688,848,593.72
  4. Step 4: Simplify right side
    1,164,750,272.51x = 1,107,251,810,644,150,656
  5. Step 5: Solve for x
    x = 1,107,251,810,644,150,656/1,164,750,272.51
  6. Step 6: Final answer
    x = 950,634,515.21

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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.