Home / 64,676,544.20-97,014,816.30-19,232,433.80

Finding the Fourth Proportional to 64,676,544.20, 97,014,816.30 and 19,232,433.80

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Solution

The fourth proportional to 64,676,544.20, 97,014,816.30 and 19,232,433.80 is: 28,848,650.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,676,544.20 : 97,014,816.30 = 19,232,433.80 : x
  2. Step 2: Convert to fraction form
    64,676,544.20/97,014,816.30 = 19,232,433.80/x
  3. Step 3: Cross multiply
    64,676,544.20x = 97,014,816.30 × 19,232,433.80
  4. Step 4: Simplify right side
    64,676,544.20x = 1,865,831,032,108,911
  5. Step 5: Solve for x
    x = 1,865,831,032,108,911/64,676,544.20
  6. Step 6: Final answer
    x = 28,848,650.70

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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.