Home / 123,385,873.32-183,975,708.52-119,995,944.08

Finding the Fourth Proportional to 123,385,873.32, 183,975,708.52 and 119,995,944.08

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Solution

The fourth proportional to 123,385,873.32, 183,975,708.52 and 119,995,944.08 is: 178,921,121.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,385,873.32 : 183,975,708.52 = 119,995,944.08 : x
  2. Step 2: Convert to fraction form
    123,385,873.32/183,975,708.52 = 119,995,944.08/x
  3. Step 3: Cross multiply
    123,385,873.32x = 183,975,708.52 × 119,995,944.08
  4. Step 4: Simplify right side
    123,385,873.32x = 22,076,338,830,874,416
  5. Step 5: Solve for x
    x = 22,076,338,830,874,416/123,385,873.32
  6. Step 6: Final answer
    x = 178,921,121.49

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.