Home / 151,706,444.16-209,355,448-82,091,825.60

Finding the Fourth Proportional to 151,706,444.16, 209,355,448 and 82,091,825.60

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Solution

The fourth proportional to 151,706,444.16, 209,355,448 and 82,091,825.60 is: 113,287,019.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,706,444.16 : 209,355,448 = 82,091,825.60 : x
  2. Step 2: Convert to fraction form
    151,706,444.16/209,355,448 = 82,091,825.60/x
  3. Step 3: Cross multiply
    151,706,444.16x = 209,355,448 × 82,091,825.60
  4. Step 4: Simplify right side
    151,706,444.16x = 17,186,370,925,625,868
  5. Step 5: Solve for x
    x = 17,186,370,925,625,868/151,706,444.16
  6. Step 6: Final answer
    x = 113,287,019.68

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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.