Home / 922,096,428.02-1,272,503,166.64-504,408,717.42

Finding the Fourth Proportional to 922,096,428.02, 1,272,503,166.64 and 504,408,717.42

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Solution

The fourth proportional to 922,096,428.02, 1,272,503,166.64 and 504,408,717.42 is: 696,089,552.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,096,428.02 : 1,272,503,166.64 = 504,408,717.42 : x
  2. Step 2: Convert to fraction form
    922,096,428.02/1,272,503,166.64 = 504,408,717.42/x
  3. Step 3: Cross multiply
    922,096,428.02x = 1,272,503,166.64 × 504,408,717.42
  4. Step 4: Simplify right side
    922,096,428.02x = 641,861,690,191,737,984
  5. Step 5: Solve for x
    x = 641,861,690,191,737,984/922,096,428.02
  6. Step 6: Final answer
    x = 696,089,552.77

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1.5x scale

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.