Home / 445,853,036.34-668,514,645.86-169,524,457.29

Finding the Fourth Proportional to 445,853,036.34, 668,514,645.86 and 169,524,457.29

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Solution

The fourth proportional to 445,853,036.34, 668,514,645.86 and 169,524,457.29 is: 254,185,961.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,853,036.34 : 668,514,645.86 = 169,524,457.29 : x
  2. Step 2: Convert to fraction form
    445,853,036.34/668,514,645.86 = 169,524,457.29/x
  3. Step 3: Cross multiply
    445,853,036.34x = 668,514,645.86 × 169,524,457.29
  4. Step 4: Simplify right side
    445,853,036.34x = 113,329,582,528,985,424
  5. Step 5: Solve for x
    x = 113,329,582,528,985,424/445,853,036.34
  6. Step 6: Final answer
    x = 254,185,961.05

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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.