Home / 326,827,303.36-450,766,531.84-209,363,555.22

Finding the Fourth Proportional to 326,827,303.36, 450,766,531.84 and 209,363,555.22

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Solution

The fourth proportional to 326,827,303.36, 450,766,531.84 and 209,363,555.22 is: 288,758,260.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,827,303.36 : 450,766,531.84 = 209,363,555.22 : x
  2. Step 2: Convert to fraction form
    326,827,303.36/450,766,531.84 = 209,363,555.22/x
  3. Step 3: Cross multiply
    326,827,303.36x = 450,766,531.84 × 209,363,555.22
  4. Step 4: Simplify right side
    326,827,303.36x = 94,374,083,680,211,728
  5. Step 5: Solve for x
    x = 94,374,083,680,211,728/326,827,303.36
  6. Step 6: Final answer
    x = 288,758,260.74

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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.