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Finding the Fourth Proportional to 616,037,063.29, 850,172,857.29 and 348,019,939.01

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Solution

The fourth proportional to 616,037,063.29, 850,172,857.29 and 348,019,939.01 is: 480,291,079.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,037,063.29 : 850,172,857.29 = 348,019,939.01 : x
  2. Step 2: Convert to fraction form
    616,037,063.29/850,172,857.29 = 348,019,939.01/x
  3. Step 3: Cross multiply
    616,037,063.29x = 850,172,857.29 × 348,019,939.01
  4. Step 4: Simplify right side
    616,037,063.29x = 295,877,105,944,148,672
  5. Step 5: Solve for x
    x = 295,877,105,944,148,672/616,037,063.29
  6. Step 6: Final answer
    x = 480,291,079.18

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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.