Home / 395,386,272,425.70-593,079,408,638.55-130,376,627,907.30

Finding the Fourth Proportional to 395,386,272,425.70, 593,079,408,638.55 and 130,376,627,907.30

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Solution

The fourth proportional to 395,386,272,425.70, 593,079,408,638.55 and 130,376,627,907.30 is: 195,564,941,860.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,386,272,425.70 : 593,079,408,638.55 = 130,376,627,907.30 : x
  2. Step 2: Convert to fraction form
    395,386,272,425.70/593,079,408,638.55 = 130,376,627,907.30/x
  3. Step 3: Cross multiply
    395,386,272,425.70x = 593,079,408,638.55 × 130,376,627,907.30
  4. Step 4: Simplify right side
    395,386,272,425.70x = 77,323,693,379,549,772,382,208
  5. Step 5: Solve for x
    x = 77,323,693,379,549,772,382,208/395,386,272,425.70
  6. Step 6: Final answer
    x = 195,564,941,860.95

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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.