Home / 157,788,023.80-236,682,035.70-103,368,465.40

Finding the Fourth Proportional to 157,788,023.80, 236,682,035.70 and 103,368,465.40

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Solution

The fourth proportional to 157,788,023.80, 236,682,035.70 and 103,368,465.40 is: 155,052,698.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,788,023.80 : 236,682,035.70 = 103,368,465.40 : x
  2. Step 2: Convert to fraction form
    157,788,023.80/236,682,035.70 = 103,368,465.40/x
  3. Step 3: Cross multiply
    157,788,023.80x = 236,682,035.70 × 103,368,465.40
  4. Step 4: Simplify right side
    157,788,023.80x = 24,465,458,818,057,016
  5. Step 5: Solve for x
    x = 24,465,458,818,057,016/157,788,023.80
  6. Step 6: Final answer
    x = 155,052,698.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.