Home / 702,034,005.80-1,053,051,008.70-497,960,661.80

Finding the Fourth Proportional to 702,034,005.80, 1,053,051,008.70 and 497,960,661.80

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Solution

The fourth proportional to 702,034,005.80, 1,053,051,008.70 and 497,960,661.80 is: 746,940,992.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,034,005.80 : 1,053,051,008.70 = 497,960,661.80 : x
  2. Step 2: Convert to fraction form
    702,034,005.80/1,053,051,008.70 = 497,960,661.80/x
  3. Step 3: Cross multiply
    702,034,005.80x = 1,053,051,008.70 × 497,960,661.80
  4. Step 4: Simplify right side
    702,034,005.80x = 524,377,977,201,409,600
  5. Step 5: Solve for x
    x = 524,377,977,201,409,600/702,034,005.80
  6. Step 6: Final answer
    x = 746,940,992.70

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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.