Home / 579,283,262.78-799,439,624.07-359,337,547.58

Finding the Fourth Proportional to 579,283,262.78, 799,439,624.07 and 359,337,547.58

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Solution

The fourth proportional to 579,283,262.78, 799,439,624.07 and 359,337,547.58 is: 495,903,631.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,283,262.78 : 799,439,624.07 = 359,337,547.58 : x
  2. Step 2: Convert to fraction form
    579,283,262.78/799,439,624.07 = 359,337,547.58/x
  3. Step 3: Cross multiply
    579,283,262.78x = 799,439,624.07 × 359,337,547.58
  4. Step 4: Simplify right side
    579,283,262.78x = 287,268,673,951,590,944
  5. Step 5: Solve for x
    x = 287,268,673,951,590,944/579,283,262.78
  6. Step 6: Final answer
    x = 495,903,631.97

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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.