Home / 99,048,355.20-148,572,532.80-30,890,937.60

Finding the Fourth Proportional to 99,048,355.20, 148,572,532.80 and 30,890,937.60

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Solution

The fourth proportional to 99,048,355.20, 148,572,532.80 and 30,890,937.60 is: 46,336,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,048,355.20 : 148,572,532.80 = 30,890,937.60 : x
  2. Step 2: Convert to fraction form
    99,048,355.20/148,572,532.80 = 30,890,937.60/x
  3. Step 3: Cross multiply
    99,048,355.20x = 148,572,532.80 × 30,890,937.60
  4. Step 4: Simplify right side
    99,048,355.20x = 4,589,544,839,798,754
  5. Step 5: Solve for x
    x = 4,589,544,839,798,754/99,048,355.20
  6. Step 6: Final answer
    x = 46,336,406.40

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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.