Home / 130,160,957.54-179,621,628.66-71,424,605.60

Finding the Fourth Proportional to 130,160,957.54, 179,621,628.66 and 71,424,605.60

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Solution

The fourth proportional to 130,160,957.54, 179,621,628.66 and 71,424,605.60 is: 98,565,685.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,160,957.54 : 179,621,628.66 = 71,424,605.60 : x
  2. Step 2: Convert to fraction form
    130,160,957.54/179,621,628.66 = 71,424,605.60/x
  3. Step 3: Cross multiply
    130,160,957.54x = 179,621,628.66 × 71,424,605.60
  4. Step 4: Simplify right side
    130,160,957.54x = 12,829,403,984,270,156
  5. Step 5: Solve for x
    x = 12,829,403,984,270,156/130,160,957.54
  6. Step 6: Final answer
    x = 98,565,685.34

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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.