Home / 424,979,954.58-637,655,192.64-148,829,268.86

Finding the Fourth Proportional to 424,979,954.58, 637,655,192.64 and 148,829,268.86

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Solution

The fourth proportional to 424,979,954.58, 637,655,192.64 and 148,829,268.86 is: 223,308,782.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,979,954.58 : 637,655,192.64 = 148,829,268.86 : x
  2. Step 2: Convert to fraction form
    424,979,954.58/637,655,192.64 = 148,829,268.86/x
  3. Step 3: Cross multiply
    424,979,954.58x = 637,655,192.64 × 148,829,268.86
  4. Step 4: Simplify right side
    424,979,954.58x = 94,901,756,102,205,376
  5. Step 5: Solve for x
    x = 94,901,756,102,205,376/424,979,954.58
  6. Step 6: Final answer
    x = 223,308,782.17

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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.