Home / 98,144,948.30-135,445,354.94-56,328,679.29

Finding the Fourth Proportional to 98,144,948.30, 135,445,354.94 and 56,328,679.29

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Solution

The fourth proportional to 98,144,948.30, 135,445,354.94 and 56,328,679.29 is: 77,736,634.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,144,948.30 : 135,445,354.94 = 56,328,679.29 : x
  2. Step 2: Convert to fraction form
    98,144,948.30/135,445,354.94 = 56,328,679.29/x
  3. Step 3: Cross multiply
    98,144,948.30x = 135,445,354.94 × 56,328,679.29
  4. Step 4: Simplify right side
    98,144,948.30x = 7,629,457,959,735,477
  5. Step 5: Solve for x
    x = 7,629,457,959,735,477/98,144,948.30
  6. Step 6: Final answer
    x = 77,736,634.35

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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.