Home / 383,671,150.93-529,465,815.03-207,458,724.61

Finding the Fourth Proportional to 383,671,150.93, 529,465,815.03 and 207,458,724.61

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Solution

The fourth proportional to 383,671,150.93, 529,465,815.03 and 207,458,724.61 is: 286,292,838.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,671,150.93 : 529,465,815.03 = 207,458,724.61 : x
  2. Step 2: Convert to fraction form
    383,671,150.93/529,465,815.03 = 207,458,724.61/x
  3. Step 3: Cross multiply
    383,671,150.93x = 529,465,815.03 × 207,458,724.61
  4. Step 4: Simplify right side
    383,671,150.93x = 109,842,302,710,717,968
  5. Step 5: Solve for x
    x = 109,842,302,710,717,968/383,671,150.93
  6. Step 6: Final answer
    x = 286,292,838.14

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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.