Home / 158,607,969.58-218,879,627.88-88,988,804.92

Finding the Fourth Proportional to 158,607,969.58, 218,879,627.88 and 88,988,804.92

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Solution

The fourth proportional to 158,607,969.58, 218,879,627.88 and 88,988,804.92 is: 122,804,904.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,607,969.58 : 218,879,627.88 = 88,988,804.92 : x
  2. Step 2: Convert to fraction form
    158,607,969.58/218,879,627.88 = 88,988,804.92/x
  3. Step 3: Cross multiply
    158,607,969.58x = 218,879,627.88 × 88,988,804.92
  4. Step 4: Simplify right side
    158,607,969.58x = 19,477,836,506,481,816
  5. Step 5: Solve for x
    x = 19,477,836,506,481,816/158,607,969.58
  6. Step 6: Final answer
    x = 122,804,904.18

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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.