Home / 629,858,737.60-944,788,106.40-435,716,123.20

Finding the Fourth Proportional to 629,858,737.60, 944,788,106.40 and 435,716,123.20

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Solution

The fourth proportional to 629,858,737.60, 944,788,106.40 and 435,716,123.20 is: 653,574,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,858,737.60 : 944,788,106.40 = 435,716,123.20 : x
  2. Step 2: Convert to fraction form
    629,858,737.60/944,788,106.40 = 435,716,123.20/x
  3. Step 3: Cross multiply
    629,858,737.60x = 944,788,106.40 × 435,716,123.20
  4. Step 4: Simplify right side
    629,858,737.60x = 411,659,410,966,077,056
  5. Step 5: Solve for x
    x = 411,659,410,966,077,056/629,858,737.60
  6. Step 6: Final answer
    x = 653,574,184.80

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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.