Home / 698,544,077.80-1,047,669,150.30-353,173,037.80

Finding the Fourth Proportional to 698,544,077.80, 1,047,669,150.30 and 353,173,037.80

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Solution

The fourth proportional to 698,544,077.80, 1,047,669,150.30 and 353,173,037.80 is: 529,685,252.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,544,077.80 : 1,047,669,150.30 = 353,173,037.80 : x
  2. Step 2: Convert to fraction form
    698,544,077.80/1,047,669,150.30 = 353,173,037.80/x
  3. Step 3: Cross multiply
    698,544,077.80x = 1,047,669,150.30 × 353,173,037.80
  4. Step 4: Simplify right side
    698,544,077.80x = 370,008,496,420,795,776
  5. Step 5: Solve for x
    x = 370,008,496,420,795,776/698,544,077.80
  6. Step 6: Final answer
    x = 529,685,252.77

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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.