Home / 130,160,957.04-179,621,627.97-71,424,605.10

Finding the Fourth Proportional to 130,160,957.04, 179,621,627.97 and 71,424,605.10

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Solution

The fourth proportional to 130,160,957.04, 179,621,627.97 and 71,424,605.10 is: 98,565,684.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,160,957.04 : 179,621,627.97 = 71,424,605.10 : x
  2. Step 2: Convert to fraction form
    130,160,957.04/179,621,627.97 = 71,424,605.10/x
  3. Step 3: Cross multiply
    130,160,957.04x = 179,621,627.97 × 71,424,605.10
  4. Step 4: Simplify right side
    130,160,957.04x = 12,829,403,845,176,364
  5. Step 5: Solve for x
    x = 12,829,403,845,176,364/130,160,957.04
  6. Step 6: Final answer
    x = 98,565,684.65

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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.