Home / 629,857,254.60-944,785,881.90-432,586,355.40

Finding the Fourth Proportional to 629,857,254.60, 944,785,881.90 and 432,586,355.40

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Solution

The fourth proportional to 629,857,254.60, 944,785,881.90 and 432,586,355.40 is: 648,879,533.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,254.60 : 944,785,881.90 = 432,586,355.40 : x
  2. Step 2: Convert to fraction form
    629,857,254.60/944,785,881.90 = 432,586,355.40/x
  3. Step 3: Cross multiply
    629,857,254.60x = 944,785,881.90 × 432,586,355.40
  4. Step 4: Simplify right side
    629,857,254.60x = 408,701,481,284,495,808
  5. Step 5: Solve for x
    x = 408,701,481,284,495,808/629,857,254.60
  6. Step 6: Final answer
    x = 648,879,533.10

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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.