Home / 116,166,605.80-174,249,908.70-77,946,010.60

Finding the Fourth Proportional to 116,166,605.80, 174,249,908.70 and 77,946,010.60

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Solution

The fourth proportional to 116,166,605.80, 174,249,908.70 and 77,946,010.60 is: 116,919,015.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,166,605.80 : 174,249,908.70 = 77,946,010.60 : x
  2. Step 2: Convert to fraction form
    116,166,605.80/174,249,908.70 = 77,946,010.60/x
  3. Step 3: Cross multiply
    116,166,605.80x = 174,249,908.70 × 77,946,010.60
  4. Step 4: Simplify right side
    116,166,605.80x = 13,582,085,230,579,230
  5. Step 5: Solve for x
    x = 13,582,085,230,579,230/116,166,605.80
  6. Step 6: Final answer
    x = 116,919,015.90

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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.