Home / 124,585,055.07-171,922,172.00-71,657,737.71

Finding the Fourth Proportional to 124,585,055.07, 171,922,172.00 and 71,657,737.71

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Solution

The fourth proportional to 124,585,055.07, 171,922,172.00 and 71,657,737.71 is: 98,884,684.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,585,055.07 : 171,922,172.00 = 71,657,737.71 : x
  2. Step 2: Convert to fraction form
    124,585,055.07/171,922,172.00 = 71,657,737.71/x
  3. Step 3: Cross multiply
    124,585,055.07x = 171,922,172.00 × 71,657,737.71
  4. Step 4: Simplify right side
    124,585,055.07x = 12,319,553,907,351,216
  5. Step 5: Solve for x
    x = 12,319,553,907,351,216/124,585,055.07
  6. Step 6: Final answer
    x = 98,884,684.85

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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.