Home / 100,452,772.48-150,602,518.03-45,827,156.16

Finding the Fourth Proportional to 100,452,772.48, 150,602,518.03 and 45,827,156.16

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Solution

The fourth proportional to 100,452,772.48, 150,602,518.03 and 45,827,156.16 is: 68,705,770.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,452,772.48 : 150,602,518.03 = 45,827,156.16 : x
  2. Step 2: Convert to fraction form
    100,452,772.48/150,602,518.03 = 45,827,156.16/x
  3. Step 3: Cross multiply
    100,452,772.48x = 150,602,518.03 × 45,827,156.16
  4. Step 4: Simplify right side
    100,452,772.48x = 6,901,685,111,850,025
  5. Step 5: Solve for x
    x = 6,901,685,111,850,025/100,452,772.48
  6. Step 6: Final answer
    x = 68,705,770.30

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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.