Home / 616,037,125.88-850,172,943.69-348,020,001.68

Finding the Fourth Proportional to 616,037,125.88, 850,172,943.69 and 348,020,001.68

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Solution

The fourth proportional to 616,037,125.88, 850,172,943.69 and 348,020,001.68 is: 480,291,165.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,037,125.88 : 850,172,943.69 = 348,020,001.68 : x
  2. Step 2: Convert to fraction form
    616,037,125.88/850,172,943.69 = 348,020,001.68/x
  3. Step 3: Cross multiply
    616,037,125.88x = 850,172,943.69 × 348,020,001.68
  4. Step 4: Simplify right side
    616,037,125.88x = 295,877,189,291,284,352
  5. Step 5: Solve for x
    x = 295,877,189,291,284,352/616,037,125.88
  6. Step 6: Final answer
    x = 480,291,165.68

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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.