Home / 286,857,897.60-430,230,859.20-95,381,673.60

Finding the Fourth Proportional to 286,857,897.60, 430,230,859.20 and 95,381,673.60

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Solution

The fourth proportional to 286,857,897.60, 430,230,859.20 and 95,381,673.60 is: 143,053,894.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,857,897.60 : 430,230,859.20 = 95,381,673.60 : x
  2. Step 2: Convert to fraction form
    286,857,897.60/430,230,859.20 = 95,381,673.60/x
  3. Step 3: Cross multiply
    286,857,897.60x = 430,230,859.20 × 95,381,673.60
  4. Step 4: Simplify right side
    286,857,897.60x = 41,036,139,384,861,952
  5. Step 5: Solve for x
    x = 41,036,139,384,861,952/286,857,897.60
  6. Step 6: Final answer
    x = 143,053,894.38

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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.