Home / 972,068,867.21-1,341,310,731.77-590,392,284.86

Finding the Fourth Proportional to 972,068,867.21, 1,341,310,731.77 and 590,392,284.86

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Solution

The fourth proportional to 972,068,867.21, 1,341,310,731.77 and 590,392,284.86 is: 814,653,708.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,068,867.21 : 1,341,310,731.77 = 590,392,284.86 : x
  2. Step 2: Convert to fraction form
    972,068,867.21/1,341,310,731.77 = 590,392,284.86/x
  3. Step 3: Cross multiply
    972,068,867.21x = 1,341,310,731.77 × 590,392,284.86
  4. Step 4: Simplify right side
    972,068,867.21x = 791,899,507,627,270,528
  5. Step 5: Solve for x
    x = 791,899,507,627,270,528/972,068,867.21
  6. Step 6: Final answer
    x = 814,653,708.54

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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.