Home / 648,445,491,424.20-972,472,408,186.05-195,044,034,376.23

Finding the Fourth Proportional to 648,445,491,424.20, 972,472,408,186.05 and 195,044,034,376.23

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Solution

The fourth proportional to 648,445,491,424.20, 972,472,408,186.05 and 195,044,034,376.23 is: 292,507,148,743.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,445,491,424.20 : 972,472,408,186.05 = 195,044,034,376.23 : x
  2. Step 2: Convert to fraction form
    648,445,491,424.20/972,472,408,186.05 = 195,044,034,376.23/x
  3. Step 3: Cross multiply
    648,445,491,424.20x = 972,472,408,186.05 × 195,044,034,376.23
  4. Step 4: Simplify right side
    648,445,491,424.20x = 189,674,941,812,175,143,960,576
  5. Step 5: Solve for x
    x = 189,674,941,812,175,143,960,576/648,445,491,424.20
  6. Step 6: Final answer
    x = 292,507,148,743.66

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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.