Home / 104,976,740.90-157,465,111.35-28,307,519.30

Finding the Fourth Proportional to 104,976,740.90, 157,465,111.35 and 28,307,519.30

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Solution

The fourth proportional to 104,976,740.90, 157,465,111.35 and 28,307,519.30 is: 42,461,278.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,740.90 : 157,465,111.35 = 28,307,519.30 : x
  2. Step 2: Convert to fraction form
    104,976,740.90/157,465,111.35 = 28,307,519.30/x
  3. Step 3: Cross multiply
    104,976,740.90x = 157,465,111.35 × 28,307,519.30
  4. Step 4: Simplify right side
    104,976,740.90x = 4,457,446,678,616,774
  5. Step 5: Solve for x
    x = 4,457,446,678,616,774/104,976,740.90
  6. Step 6: Final answer
    x = 42,461,278.95

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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.