Home / 805,400,110.87-1,111,415,416.62-448,185,547.33

Finding the Fourth Proportional to 805,400,110.87, 1,111,415,416.62 and 448,185,547.33

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Solution

The fourth proportional to 805,400,110.87, 1,111,415,416.62 and 448,185,547.33 is: 618,475,612.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,400,110.87 : 1,111,415,416.62 = 448,185,547.33 : x
  2. Step 2: Convert to fraction form
    805,400,110.87/1,111,415,416.62 = 448,185,547.33/x
  3. Step 3: Cross multiply
    805,400,110.87x = 1,111,415,416.62 × 448,185,547.33
  4. Step 4: Simplify right side
    805,400,110.87x = 498,120,326,808,834,624
  5. Step 5: Solve for x
    x = 498,120,326,808,834,624/805,400,110.87
  6. Step 6: Final answer
    x = 618,475,612.41

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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.