Home / 65,664,280.80-98,496,421.20-58,106,008.80

Finding the Fourth Proportional to 65,664,280.80, 98,496,421.20 and 58,106,008.80

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Solution

The fourth proportional to 65,664,280.80, 98,496,421.20 and 58,106,008.80 is: 87,159,013.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,664,280.80 : 98,496,421.20 = 58,106,008.80 : x
  2. Step 2: Convert to fraction form
    65,664,280.80/98,496,421.20 = 58,106,008.80/x
  3. Step 3: Cross multiply
    65,664,280.80x = 98,496,421.20 × 58,106,008.80
  4. Step 4: Simplify right side
    65,664,280.80x = 5,723,233,917,015,706
  5. Step 5: Solve for x
    x = 5,723,233,917,015,706/65,664,280.80
  6. Step 6: Final answer
    x = 87,159,013.20

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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.