Home / 442,867,674.60-664,301,511.90-297,748,852.20

Finding the Fourth Proportional to 442,867,674.60, 664,301,511.90 and 297,748,852.20

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Solution

The fourth proportional to 442,867,674.60, 664,301,511.90 and 297,748,852.20 is: 446,623,278.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,867,674.60 : 664,301,511.90 = 297,748,852.20 : x
  2. Step 2: Convert to fraction form
    442,867,674.60/664,301,511.90 = 297,748,852.20/x
  3. Step 3: Cross multiply
    442,867,674.60x = 664,301,511.90 × 297,748,852.20
  4. Step 4: Simplify right side
    442,867,674.60x = 197,795,012,682,949,632
  5. Step 5: Solve for x
    x = 197,795,012,682,949,632/442,867,674.60
  6. Step 6: Final answer
    x = 446,623,278.30

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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.