Home / 648,445,491,566.56-972,472,408,398.96-195,044,034,518.38

Finding the Fourth Proportional to 648,445,491,566.56, 972,472,408,398.96 and 195,044,034,518.38

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Solution

The fourth proportional to 648,445,491,566.56, 972,472,408,398.96 and 195,044,034,518.38 is: 292,507,148,956.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,445,491,566.56 : 972,472,408,398.96 = 195,044,034,518.38 : x
  2. Step 2: Convert to fraction form
    648,445,491,566.56/972,472,408,398.96 = 195,044,034,518.38/x
  3. Step 3: Cross multiply
    648,445,491,566.56x = 972,472,408,398.96 × 195,044,034,518.38
  4. Step 4: Simplify right side
    648,445,491,566.56x = 189,674,941,991,938,886,205,440
  5. Step 5: Solve for x
    x = 189,674,941,991,938,886,205,440/648,445,491,566.56
  6. Step 6: Final answer
    x = 292,507,148,956.67

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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.