Home / 755,915,385.80-1,133,873,078.70-626,775,222.80

Finding the Fourth Proportional to 755,915,385.80, 1,133,873,078.70 and 626,775,222.80

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Solution

The fourth proportional to 755,915,385.80, 1,133,873,078.70 and 626,775,222.80 is: 940,162,834.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,915,385.80 : 1,133,873,078.70 = 626,775,222.80 : x
  2. Step 2: Convert to fraction form
    755,915,385.80/1,133,873,078.70 = 626,775,222.80/x
  3. Step 3: Cross multiply
    755,915,385.80x = 1,133,873,078.70 × 626,775,222.80
  4. Step 4: Simplify right side
    755,915,385.80x = 710,683,551,529,114,368
  5. Step 5: Solve for x
    x = 710,683,551,529,114,368/755,915,385.80
  6. Step 6: Final answer
    x = 940,162,834.20

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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.