Home / 13,798,512,077.80-20,697,768,116.70-7,585,276,570.60

Finding the Fourth Proportional to 13,798,512,077.80, 20,697,768,116.70 and 7,585,276,570.60

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Solution

The fourth proportional to 13,798,512,077.80, 20,697,768,116.70 and 7,585,276,570.60 is: 11,377,914,855.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,798,512,077.80 : 20,697,768,116.70 = 7,585,276,570.60 : x
  2. Step 2: Convert to fraction form
    13,798,512,077.80/20,697,768,116.70 = 7,585,276,570.60/x
  3. Step 3: Cross multiply
    13,798,512,077.80x = 20,697,768,116.70 × 7,585,276,570.60
  4. Step 4: Simplify right side
    13,798,512,077.80x = 156,998,295,559,316,209,664
  5. Step 5: Solve for x
    x = 156,998,295,559,316,209,664/13,798,512,077.80
  6. Step 6: Final answer
    x = 11,377,914,855.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.