Home / 435,462,323.40-653,193,485.10-425,384,627.40

Finding the Fourth Proportional to 435,462,323.40, 653,193,485.10 and 425,384,627.40

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Solution

The fourth proportional to 435,462,323.40, 653,193,485.10 and 425,384,627.40 is: 638,076,941.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,462,323.40 : 653,193,485.10 = 425,384,627.40 : x
  2. Step 2: Convert to fraction form
    435,462,323.40/653,193,485.10 = 425,384,627.40/x
  3. Step 3: Cross multiply
    435,462,323.40x = 653,193,485.10 × 425,384,627.40
  4. Step 4: Simplify right side
    435,462,323.40x = 277,858,467,279,370,944
  5. Step 5: Solve for x
    x = 277,858,467,279,370,944/435,462,323.40
  6. Step 6: Final answer
    x = 638,076,941.10

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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.