Home / 434,626,807.20-651,940,210.80-111,510,679.20

Finding the Fourth Proportional to 434,626,807.20, 651,940,210.80 and 111,510,679.20

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Solution

The fourth proportional to 434,626,807.20, 651,940,210.80 and 111,510,679.20 is: 167,266,018.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,626,807.20 : 651,940,210.80 = 111,510,679.20 : x
  2. Step 2: Convert to fraction form
    434,626,807.20/651,940,210.80 = 111,510,679.20/x
  3. Step 3: Cross multiply
    434,626,807.20x = 651,940,210.80 × 111,510,679.20
  4. Step 4: Simplify right side
    434,626,807.20x = 72,698,295,704,099,168
  5. Step 5: Solve for x
    x = 72,698,295,704,099,168/434,626,807.20
  6. Step 6: Final answer
    x = 167,266,018.80

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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.