Home / 66,398,606,199.13-99,597,831,239.21-21,630,029,645.16

Finding the Fourth Proportional to 66,398,606,199.13, 99,597,831,239.21 and 21,630,029,645.16

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Solution

The fourth proportional to 66,398,606,199.13, 99,597,831,239.21 and 21,630,029,645.16 is: 32,445,019,039.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,398,606,199.13 : 99,597,831,239.21 = 21,630,029,645.16 : x
  2. Step 2: Convert to fraction form
    66,398,606,199.13/99,597,831,239.21 = 21,630,029,645.16/x
  3. Step 3: Cross multiply
    66,398,606,199.13x = 99,597,831,239.21 × 21,630,029,645.16
  4. Step 4: Simplify right side
    66,398,606,199.13x = 2,154,304,042,297,668,403,200
  5. Step 5: Solve for x
    x = 2,154,304,042,297,668,403,200/66,398,606,199.13
  6. Step 6: Final answer
    x = 32,445,019,039.06

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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.