Home / 66,001,404.40-99,151,405.80-45,846,012.40

Finding the Fourth Proportional to 66,001,404.40, 99,151,405.80 and 45,846,012.40

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Solution

The fourth proportional to 66,001,404.40, 99,151,405.80 and 45,846,012.40 is: 68,872,725.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,001,404.40 : 99,151,405.80 = 45,846,012.40 : x
  2. Step 2: Convert to fraction form
    66,001,404.40/99,151,405.80 = 45,846,012.40/x
  3. Step 3: Cross multiply
    66,001,404.40x = 99,151,405.80 × 45,846,012.40
  4. Step 4: Simplify right side
    66,001,404.40x = 4,545,696,579,784,232
  5. Step 5: Solve for x
    x = 4,545,696,579,784,232/66,001,404.40
  6. Step 6: Final answer
    x = 68,872,725.07

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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.