Home / 616,037,125.13-850,172,942.65-348,020,000.91

Finding the Fourth Proportional to 616,037,125.13, 850,172,942.65 and 348,020,000.91

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Solution

The fourth proportional to 616,037,125.13, 850,172,942.65 and 348,020,000.91 is: 480,291,164.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,037,125.13 : 850,172,942.65 = 348,020,000.91 : x
  2. Step 2: Convert to fraction form
    616,037,125.13/850,172,942.65 = 348,020,000.91/x
  3. Step 3: Cross multiply
    616,037,125.13x = 850,172,942.65 × 348,020,000.91
  4. Step 4: Simplify right side
    616,037,125.13x = 295,877,188,274,710,400
  5. Step 5: Solve for x
    x = 295,877,188,274,710,400/616,037,125.13
  6. Step 6: Final answer
    x = 480,291,164.61

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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.