Home / 1,092,906,023.15-1,638,792,164.33-402,457,875.95

Finding the Fourth Proportional to 1,092,906,023.15, 1,638,792,164.33 and 402,457,875.95

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Solution

The fourth proportional to 1,092,906,023.15, 1,638,792,164.33 and 402,457,875.95 is: 603,478,066.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,906,023.15 : 1,638,792,164.33 = 402,457,875.95 : x
  2. Step 2: Convert to fraction form
    1,092,906,023.15/1,638,792,164.33 = 402,457,875.95/x
  3. Step 3: Cross multiply
    1,092,906,023.15x = 1,638,792,164.33 × 402,457,875.95
  4. Step 4: Simplify right side
    1,092,906,023.15x = 659,544,813,577,742,848
  5. Step 5: Solve for x
    x = 659,544,813,577,742,848/1,092,906,023.15
  6. Step 6: Final answer
    x = 603,478,066.37

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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.