Home / 264,895,627.20-397,579,636.80-155,584,118.40

Finding the Fourth Proportional to 264,895,627.20, 397,579,636.80 and 155,584,118.40

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Solution

The fourth proportional to 264,895,627.20, 397,579,636.80 and 155,584,118.40 is: 233,514,905.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,895,627.20 : 397,579,636.80 = 155,584,118.40 : x
  2. Step 2: Convert to fraction form
    264,895,627.20/397,579,636.80 = 155,584,118.40/x
  3. Step 3: Cross multiply
    264,895,627.20x = 397,579,636.80 × 155,584,118.40
  4. Step 4: Simplify right side
    264,895,627.20x = 61,857,077,285,320,200
  5. Step 5: Solve for x
    x = 61,857,077,285,320,200/264,895,627.20
  6. Step 6: Final answer
    x = 233,514,905.24

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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.