Home / 65,192,808.80-97,789,213.20-19,748,698.40

Finding the Fourth Proportional to 65,192,808.80, 97,789,213.20 and 19,748,698.40

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Solution

The fourth proportional to 65,192,808.80, 97,789,213.20 and 19,748,698.40 is: 29,623,047.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,192,808.80 : 97,789,213.20 = 19,748,698.40 : x
  2. Step 2: Convert to fraction form
    65,192,808.80/97,789,213.20 = 19,748,698.40/x
  3. Step 3: Cross multiply
    65,192,808.80x = 97,789,213.20 × 19,748,698.40
  4. Step 4: Simplify right side
    65,192,808.80x = 1,931,209,678,260,098.75
  5. Step 5: Solve for x
    x = 1,931,209,678,260,098.75/65,192,808.80
  6. Step 6: Final answer
    x = 29,623,047.60

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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.