Home / 1,270,252,867.46-1,904,725,075.15-570,144,818.23

Finding the Fourth Proportional to 1,270,252,867.46, 1,904,725,075.15 and 570,144,818.23

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Solution

The fourth proportional to 1,270,252,867.46, 1,904,725,075.15 and 570,144,818.23 is: 854,923,582.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,252,867.46 : 1,904,725,075.15 = 570,144,818.23 : x
  2. Step 2: Convert to fraction form
    1,270,252,867.46/1,904,725,075.15 = 570,144,818.23/x
  3. Step 3: Cross multiply
    1,270,252,867.46x = 1,904,725,075.15 × 570,144,818.23
  4. Step 4: Simplify right side
    1,270,252,867.46x = 1,085,969,131,743,332,608
  5. Step 5: Solve for x
    x = 1,085,969,131,743,332,608/1,270,252,867.46
  6. Step 6: Final answer
    x = 854,923,582.20

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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.