Home / 79,638,314,986.06-109,900,918,774.93-43,016,430,170.90

Finding the Fourth Proportional to 79,638,314,986.06, 109,900,918,774.93 and 43,016,430,170.90

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Solution

The fourth proportional to 79,638,314,986.06, 109,900,918,774.93 and 43,016,430,170.90 is: 59,362,697,453.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,638,314,986.06 : 109,900,918,774.93 = 43,016,430,170.90 : x
  2. Step 2: Convert to fraction form
    79,638,314,986.06/109,900,918,774.93 = 43,016,430,170.90/x
  3. Step 3: Cross multiply
    79,638,314,986.06x = 109,900,918,774.93 × 43,016,430,170.90
  4. Step 4: Simplify right side
    79,638,314,986.06x = 4,727,545,198,199,748,689,920
  5. Step 5: Solve for x
    x = 4,727,545,198,199,748,689,920/79,638,314,986.06
  6. Step 6: Final answer
    x = 59,362,697,453.20

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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.