Home / 1,201,104,006.60-1,801,656,009.90-739,545,529.80

Finding the Fourth Proportional to 1,201,104,006.60, 1,801,656,009.90 and 739,545,529.80

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Solution

The fourth proportional to 1,201,104,006.60, 1,801,656,009.90 and 739,545,529.80 is: 1,109,318,294.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,104,006.60 : 1,801,656,009.90 = 739,545,529.80 : x
  2. Step 2: Convert to fraction form
    1,201,104,006.60/1,801,656,009.90 = 739,545,529.80/x
  3. Step 3: Cross multiply
    1,201,104,006.60x = 1,801,656,009.90 × 739,545,529.80
  4. Step 4: Simplify right side
    1,201,104,006.60x = 1,332,406,648,358,849,536
  5. Step 5: Solve for x
    x = 1,332,406,648,358,849,536/1,201,104,006.60
  6. Step 6: Final answer
    x = 1,109,318,294.70

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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.