Home / 823,078,672.70-1,135,849,812.59-446,735,395.67

Finding the Fourth Proportional to 823,078,672.70, 1,135,849,812.59 and 446,735,395.67

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Solution

The fourth proportional to 823,078,672.70, 1,135,849,812.59 and 446,735,395.67 is: 616,495,521.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,078,672.70 : 1,135,849,812.59 = 446,735,395.67 : x
  2. Step 2: Convert to fraction form
    823,078,672.70/1,135,849,812.59 = 446,735,395.67/x
  3. Step 3: Cross multiply
    823,078,672.70x = 1,135,849,812.59 × 446,735,395.67
  4. Step 4: Simplify right side
    823,078,672.70x = 507,424,315,444,526,592
  5. Step 5: Solve for x
    x = 507,424,315,444,526,592/823,078,672.70
  6. Step 6: Final answer
    x = 616,495,521.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.