Home / 84,796,276.80-127,194,415.20-70,925,666.70

Finding the Fourth Proportional to 84,796,276.80, 127,194,415.20 and 70,925,666.70

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Solution

The fourth proportional to 84,796,276.80, 127,194,415.20 and 70,925,666.70 is: 106,388,500.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,796,276.80 : 127,194,415.20 = 70,925,666.70 : x
  2. Step 2: Convert to fraction form
    84,796,276.80/127,194,415.20 = 70,925,666.70/x
  3. Step 3: Cross multiply
    84,796,276.80x = 127,194,415.20 × 70,925,666.70
  4. Step 4: Simplify right side
    84,796,276.80x = 9,021,348,698,576,614
  5. Step 5: Solve for x
    x = 9,021,348,698,576,614/84,796,276.80
  6. Step 6: Final answer
    x = 106,388,500.05

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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.