Home / 495,146,916.30-742,720,374.45-265,564,404.30

Finding the Fourth Proportional to 495,146,916.30, 742,720,374.45 and 265,564,404.30

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Solution

The fourth proportional to 495,146,916.30, 742,720,374.45 and 265,564,404.30 is: 398,346,606.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,146,916.30 : 742,720,374.45 = 265,564,404.30 : x
  2. Step 2: Convert to fraction form
    495,146,916.30/742,720,374.45 = 265,564,404.30/x
  3. Step 3: Cross multiply
    495,146,916.30x = 742,720,374.45 × 265,564,404.30
  4. Step 4: Simplify right side
    495,146,916.30x = 197,240,093,802,287,200
  5. Step 5: Solve for x
    x = 197,240,093,802,287,200/495,146,916.30
  6. Step 6: Final answer
    x = 398,346,606.45

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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.