Home / 66,398,606,200.64-99,597,831,241.46-21,630,029,646.66

Finding the Fourth Proportional to 66,398,606,200.64, 99,597,831,241.46 and 21,630,029,646.66

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Solution

The fourth proportional to 66,398,606,200.64, 99,597,831,241.46 and 21,630,029,646.66 is: 32,445,019,041.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,398,606,200.64 : 99,597,831,241.46 = 21,630,029,646.66 : x
  2. Step 2: Convert to fraction form
    66,398,606,200.64/99,597,831,241.46 = 21,630,029,646.66/x
  3. Step 3: Cross multiply
    66,398,606,200.64x = 99,597,831,241.46 × 21,630,029,646.66
  4. Step 4: Simplify right side
    66,398,606,200.64x = 2,154,304,042,495,711,117,312
  5. Step 5: Solve for x
    x = 2,154,304,042,495,711,117,312/66,398,606,200.64
  6. Step 6: Final answer
    x = 32,445,019,041.30

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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.