Home / 193,763,018,712.60-290,644,528,068.90-191,150,879,909.40

Finding the Fourth Proportional to 193,763,018,712.60, 290,644,528,068.90 and 191,150,879,909.40

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Solution

The fourth proportional to 193,763,018,712.60, 290,644,528,068.90 and 191,150,879,909.40 is: 286,726,319,864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,763,018,712.60 : 290,644,528,068.90 = 191,150,879,909.40 : x
  2. Step 2: Convert to fraction form
    193,763,018,712.60/290,644,528,068.90 = 191,150,879,909.40/x
  3. Step 3: Cross multiply
    193,763,018,712.60x = 290,644,528,068.90 × 191,150,879,909.40
  4. Step 4: Simplify right side
    193,763,018,712.60x = 55,556,957,281,222,544,850,944
  5. Step 5: Solve for x
    x = 55,556,957,281,222,544,850,944/193,763,018,712.60
  6. Step 6: Final answer
    x = 286,726,319,864.10

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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.