Home / 616,037,128.14-850,172,946.80-348,020,003.92

Finding the Fourth Proportional to 616,037,128.14, 850,172,946.80 and 348,020,003.92

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Solution

The fourth proportional to 616,037,128.14, 850,172,946.80 and 348,020,003.92 is: 480,291,168.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,037,128.14 : 850,172,946.80 = 348,020,003.92 : x
  2. Step 2: Convert to fraction form
    616,037,128.14/850,172,946.80 = 348,020,003.92/x
  3. Step 3: Cross multiply
    616,037,128.14x = 850,172,946.80 × 348,020,003.92
  4. Step 4: Simplify right side
    616,037,128.14x = 295,877,192,278,013,952
  5. Step 5: Solve for x
    x = 295,877,192,278,013,952/616,037,128.14
  6. Step 6: Final answer
    x = 480,291,168.77

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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.