Home / 11,495,087,998.80-17,242,631,998.20-9,015,596,869.20

Finding the Fourth Proportional to 11,495,087,998.80, 17,242,631,998.20 and 9,015,596,869.20

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Solution

The fourth proportional to 11,495,087,998.80, 17,242,631,998.20 and 9,015,596,869.20 is: 13,523,395,303.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,495,087,998.80 : 17,242,631,998.20 = 9,015,596,869.20 : x
  2. Step 2: Convert to fraction form
    11,495,087,998.80/17,242,631,998.20 = 9,015,596,869.20/x
  3. Step 3: Cross multiply
    11,495,087,998.80x = 17,242,631,998.20 × 9,015,596,869.20
  4. Step 4: Simplify right side
    11,495,087,998.80x = 155,452,619,059,739,688,960
  5. Step 5: Solve for x
    x = 155,452,619,059,739,688,960/11,495,087,998.80
  6. Step 6: Final answer
    x = 13,523,395,303.80

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Double scale
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Similar ratio
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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.