Home / 650,159,151.40-976,831,251.90-488,916,015.40

Finding the Fourth Proportional to 650,159,151.40, 976,831,251.90 and 488,916,015.40

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Solution

The fourth proportional to 650,159,151.40, 976,831,251.90 and 488,916,015.40 is: 734,571,592.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,159,151.40 : 976,831,251.90 = 488,916,015.40 : x
  2. Step 2: Convert to fraction form
    650,159,151.40/976,831,251.90 = 488,916,015.40/x
  3. Step 3: Cross multiply
    650,159,151.40x = 976,831,251.90 × 488,916,015.40
  4. Step 4: Simplify right side
    650,159,151.40x = 477,588,443,397,141,632
  5. Step 5: Solve for x
    x = 477,588,443,397,141,632/650,159,151.40
  6. Step 6: Final answer
    x = 734,571,592.77

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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.