Home / 495,146,962.80-742,720,444.20-265,564,450.80

Finding the Fourth Proportional to 495,146,962.80, 742,720,444.20 and 265,564,450.80

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Solution

The fourth proportional to 495,146,962.80, 742,720,444.20 and 265,564,450.80 is: 398,346,676.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,146,962.80 : 742,720,444.20 = 265,564,450.80 : x
  2. Step 2: Convert to fraction form
    495,146,962.80/742,720,444.20 = 265,564,450.80/x
  3. Step 3: Cross multiply
    495,146,962.80x = 742,720,444.20 × 265,564,450.80
  4. Step 4: Simplify right side
    495,146,962.80x = 197,240,146,861,905,056
  5. Step 5: Solve for x
    x = 197,240,146,861,905,056/495,146,962.80
  6. Step 6: Final answer
    x = 398,346,676.20

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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.