Home / 991,117,282.32-1,367,913,054.96-573,659,748

Finding the Fourth Proportional to 991,117,282.32, 1,367,913,054.96 and 573,659,748

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Solution

The fourth proportional to 991,117,282.32, 1,367,913,054.96 and 573,659,748 is: 791,749,546.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,117,282.32 : 1,367,913,054.96 = 573,659,748 : x
  2. Step 2: Convert to fraction form
    991,117,282.32/1,367,913,054.96 = 573,659,748/x
  3. Step 3: Cross multiply
    991,117,282.32x = 1,367,913,054.96 × 573,659,748
  4. Step 4: Simplify right side
    991,117,282.32x = 784,716,658,394,263,808
  5. Step 5: Solve for x
    x = 784,716,658,394,263,808/991,117,282.32
  6. Step 6: Final answer
    x = 791,749,546.09

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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.