Home / 157,464,897.15-236,197,345.73-119,201,145.15

Finding the Fourth Proportional to 157,464,897.15, 236,197,345.73 and 119,201,145.15

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Solution

The fourth proportional to 157,464,897.15, 236,197,345.73 and 119,201,145.15 is: 178,801,717.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,897.15 : 236,197,345.73 = 119,201,145.15 : x
  2. Step 2: Convert to fraction form
    157,464,897.15/236,197,345.73 = 119,201,145.15/x
  3. Step 3: Cross multiply
    157,464,897.15x = 236,197,345.73 × 119,201,145.15
  4. Step 4: Simplify right side
    157,464,897.15x = 28,154,994,091,810,456
  5. Step 5: Solve for x
    x = 28,154,994,091,810,456/157,464,897.15
  6. Step 6: Final answer
    x = 178,801,717.73

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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.