Home / 1,906,619,088.92-2,859,875,766.10-507,615,363.31

Finding the Fourth Proportional to 1,906,619,088.92, 2,859,875,766.10 and 507,615,363.31

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Solution

The fourth proportional to 1,906,619,088.92, 2,859,875,766.10 and 507,615,363.31 is: 761,408,969.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,619,088.92 : 2,859,875,766.10 = 507,615,363.31 : x
  2. Step 2: Convert to fraction form
    1,906,619,088.92/2,859,875,766.10 = 507,615,363.31/x
  3. Step 3: Cross multiply
    1,906,619,088.92x = 2,859,875,766.10 × 507,615,363.31
  4. Step 4: Simplify right side
    1,906,619,088.92x = 1,451,716,876,035,636,736
  5. Step 5: Solve for x
    x = 1,451,716,876,035,636,736/1,906,619,088.92
  6. Step 6: Final answer
    x = 761,408,969.66

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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.