Home / 64,446,533.20-96,669,799.80-38,966,136.40

Finding the Fourth Proportional to 64,446,533.20, 96,669,799.80 and 38,966,136.40

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Solution

The fourth proportional to 64,446,533.20, 96,669,799.80 and 38,966,136.40 is: 58,449,204.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,446,533.20 : 96,669,799.80 = 38,966,136.40 : x
  2. Step 2: Convert to fraction form
    64,446,533.20/96,669,799.80 = 38,966,136.40/x
  3. Step 3: Cross multiply
    64,446,533.20x = 96,669,799.80 × 38,966,136.40
  4. Step 4: Simplify right side
    64,446,533.20x = 3,766,848,604,767,492.50
  5. Step 5: Solve for x
    x = 3,766,848,604,767,492.50/64,446,533.20
  6. Step 6: Final answer
    x = 58,449,204.60

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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.