Home / 308,957,633.60-463,735,048.80-155,776,654.40

Finding the Fourth Proportional to 308,957,633.60, 463,735,048.80 and 155,776,654.40

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Solution

The fourth proportional to 308,957,633.60, 463,735,048.80 and 155,776,654.40 is: 233,815,535.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,957,633.60 : 463,735,048.80 = 155,776,654.40 : x
  2. Step 2: Convert to fraction form
    308,957,633.60/463,735,048.80 = 155,776,654.40/x
  3. Step 3: Cross multiply
    308,957,633.60x = 463,735,048.80 × 155,776,654.40
  4. Step 4: Simplify right side
    308,957,633.60x = 72,239,094,430,084,736
  5. Step 5: Solve for x
    x = 72,239,094,430,084,736/308,957,633.60
  6. Step 6: Final answer
    x = 233,815,535.12

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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.