Home / 1,070,483,166.93-1,605,802,141.49-448,072,421.61

Finding the Fourth Proportional to 1,070,483,166.93, 1,605,802,141.49 and 448,072,421.61

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Solution

The fourth proportional to 1,070,483,166.93, 1,605,802,141.49 and 448,072,421.61 is: 672,141,026.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,483,166.93 : 1,605,802,141.49 = 448,072,421.61 : x
  2. Step 2: Convert to fraction form
    1,070,483,166.93/1,605,802,141.49 = 448,072,421.61/x
  3. Step 3: Cross multiply
    1,070,483,166.93x = 1,605,802,141.49 × 448,072,421.61
  4. Step 4: Simplify right side
    1,070,483,166.93x = 719,515,654,161,707,776
  5. Step 5: Solve for x
    x = 719,515,654,161,707,776/1,070,483,166.93
  6. Step 6: Final answer
    x = 672,141,026.02

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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.