Home / 120,297,221,010.10-180,445,831,515.15-120,297,221,010.10

Finding the Fourth Proportional to 120,297,221,010.10, 180,445,831,515.15 and 120,297,221,010.10

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Solution

The fourth proportional to 120,297,221,010.10, 180,445,831,515.15 and 120,297,221,010.10 is: 180,445,831,515.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,297,221,010.10 : 180,445,831,515.15 = 120,297,221,010.10 : x
  2. Step 2: Convert to fraction form
    120,297,221,010.10/180,445,831,515.15 = 120,297,221,010.10/x
  3. Step 3: Cross multiply
    120,297,221,010.10x = 180,445,831,515.15 × 120,297,221,010.10
  4. Step 4: Simplify right side
    120,297,221,010.10x = 21,707,132,074,129,266,573,312
  5. Step 5: Solve for x
    x = 21,707,132,074,129,266,573,312/120,297,221,010.10
  6. Step 6: Final answer
    x = 180,445,831,515.15

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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.