Home / 79,012,166.03-118,282,116.77-47,793,345.49

Finding the Fourth Proportional to 79,012,166.03, 118,282,116.77 and 47,793,345.49

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Solution

The fourth proportional to 79,012,166.03, 118,282,116.77 and 47,793,345.49 is: 71,547,185.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,012,166.03 : 118,282,116.77 = 47,793,345.49 : x
  2. Step 2: Convert to fraction form
    79,012,166.03/118,282,116.77 = 47,793,345.49/x
  3. Step 3: Cross multiply
    79,012,166.03x = 118,282,116.77 × 47,793,345.49
  4. Step 4: Simplify right side
    79,012,166.03x = 5,653,098,071,542,461
  5. Step 5: Solve for x
    x = 5,653,098,071,542,461/79,012,166.03
  6. Step 6: Final answer
    x = 71,547,185.15

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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.