Home / 65,484,157.35-98,209,481.18-19,415,253.86

Finding the Fourth Proportional to 65,484,157.35, 98,209,481.18 and 19,415,253.86

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Solution

The fourth proportional to 65,484,157.35, 98,209,481.18 and 19,415,253.86 is: 29,117,913.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,484,157.35 : 98,209,481.18 = 19,415,253.86 : x
  2. Step 2: Convert to fraction form
    65,484,157.35/98,209,481.18 = 19,415,253.86/x
  3. Step 3: Cross multiply
    65,484,157.35x = 98,209,481.18 × 19,415,253.86
  4. Step 4: Simplify right side
    65,484,157.35x = 1,906,762,007,980,468.75
  5. Step 5: Solve for x
    x = 1,906,762,007,980,468.75/65,484,157.35
  6. Step 6: Final answer
    x = 29,117,913.17

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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.