Home / 66,290,406,461.06-91,480,797,614.37-35,806,589,911.68

Finding the Fourth Proportional to 66,290,406,461.06, 91,480,797,614.37 and 35,806,589,911.68

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Solution

The fourth proportional to 66,290,406,461.06, 91,480,797,614.37 and 35,806,589,911.68 is: 49,413,113,900.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,290,406,461.06 : 91,480,797,614.37 = 35,806,589,911.68 : x
  2. Step 2: Convert to fraction form
    66,290,406,461.06/91,480,797,614.37 = 35,806,589,911.68/x
  3. Step 3: Cross multiply
    66,290,406,461.06x = 91,480,797,614.37 × 35,806,589,911.68
  4. Step 4: Simplify right side
    66,290,406,461.06x = 3,275,615,404,970,759,159,808
  5. Step 5: Solve for x
    x = 3,275,615,404,970,759,159,808/66,290,406,461.06
  6. Step 6: Final answer
    x = 49,413,113,900.50

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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.