Home / 1,330,683,925.80-1,996,025,888.70-814,123,273.80

Finding the Fourth Proportional to 1,330,683,925.80, 1,996,025,888.70 and 814,123,273.80

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Solution

The fourth proportional to 1,330,683,925.80, 1,996,025,888.70 and 814,123,273.80 is: 1,221,184,910.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,683,925.80 : 1,996,025,888.70 = 814,123,273.80 : x
  2. Step 2: Convert to fraction form
    1,330,683,925.80/1,996,025,888.70 = 814,123,273.80/x
  3. Step 3: Cross multiply
    1,330,683,925.80x = 1,996,025,888.70 × 814,123,273.80
  4. Step 4: Simplify right side
    1,330,683,925.80x = 1,625,011,131,097,998,336
  5. Step 5: Solve for x
    x = 1,625,011,131,097,998,336/1,330,683,925.80
  6. Step 6: Final answer
    x = 1,221,184,910.70

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1.5x scale

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.