Home / 66,064,404.60-99,096,606.90-45,657,070.20

Finding the Fourth Proportional to 66,064,404.60, 99,096,606.90 and 45,657,070.20

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Solution

The fourth proportional to 66,064,404.60, 99,096,606.90 and 45,657,070.20 is: 68,485,605.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,064,404.60 : 99,096,606.90 = 45,657,070.20 : x
  2. Step 2: Convert to fraction form
    66,064,404.60/99,096,606.90 = 45,657,070.20/x
  3. Step 3: Cross multiply
    66,064,404.60x = 99,096,606.90 × 45,657,070.20
  4. Step 4: Simplify right side
    66,064,404.60x = 4,524,460,737,815,105
  5. Step 5: Solve for x
    x = 4,524,460,737,815,105/66,064,404.60
  6. Step 6: Final answer
    x = 68,485,605.30

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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.