Home / 557,862,483.89-769,827,110.04-303,544,890.58

Finding the Fourth Proportional to 557,862,483.89, 769,827,110.04 and 303,544,890.58

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Solution

The fourth proportional to 557,862,483.89, 769,827,110.04 and 303,544,890.58 is: 418,879,370.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,862,483.89 : 769,827,110.04 = 303,544,890.58 : x
  2. Step 2: Convert to fraction form
    557,862,483.89/769,827,110.04 = 303,544,890.58/x
  3. Step 3: Cross multiply
    557,862,483.89x = 769,827,110.04 × 303,544,890.58
  4. Step 4: Simplify right side
    557,862,483.89x = 233,677,085,879,898,592
  5. Step 5: Solve for x
    x = 233,677,085,879,898,592/557,862,483.89
  6. Step 6: Final answer
    x = 418,879,370.14

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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.