Home / 446,941,618.80-670,433,423.40-140,243,737.20

Finding the Fourth Proportional to 446,941,618.80, 670,433,423.40 and 140,243,737.20

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Solution

The fourth proportional to 446,941,618.80, 670,433,423.40 and 140,243,737.20 is: 210,372,193.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,941,618.80 : 670,433,423.40 = 140,243,737.20 : x
  2. Step 2: Convert to fraction form
    446,941,618.80/670,433,423.40 = 140,243,737.20/x
  3. Step 3: Cross multiply
    446,941,618.80x = 670,433,423.40 × 140,243,737.20
  4. Step 4: Simplify right side
    446,941,618.80x = 94,024,088,841,405,920
  5. Step 5: Solve for x
    x = 94,024,088,841,405,920/446,941,618.80
  6. Step 6: Final answer
    x = 210,372,193.79

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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.