Home / 538,755,589,509.65-808,135,480,890.70-130,341,307,576.66

Finding the Fourth Proportional to 538,755,589,509.65, 808,135,480,890.70 and 130,341,307,576.66

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Solution

The fourth proportional to 538,755,589,509.65, 808,135,480,890.70 and 130,341,307,576.66 is: 195,512,468,602.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,755,589,509.65 : 808,135,480,890.70 = 130,341,307,576.66 : x
  2. Step 2: Convert to fraction form
    538,755,589,509.65/808,135,480,890.70 = 130,341,307,576.66/x
  3. Step 3: Cross multiply
    538,755,589,509.65x = 808,135,480,890.70 × 130,341,307,576.66
  4. Step 4: Simplify right side
    538,755,589,509.65x = 105,333,435,278,386,761,039,872
  5. Step 5: Solve for x
    x = 105,333,435,278,386,761,039,872/538,755,589,509.65
  6. Step 6: Final answer
    x = 195,512,468,602.43

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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.