Home / 447,058,373,731.20-670,587,560,596.80-358,898,689,123.20

Finding the Fourth Proportional to 447,058,373,731.20, 670,587,560,596.80 and 358,898,689,123.20

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Solution

The fourth proportional to 447,058,373,731.20, 670,587,560,596.80 and 358,898,689,123.20 is: 538,348,033,684.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,058,373,731.20 : 670,587,560,596.80 = 358,898,689,123.20 : x
  2. Step 2: Convert to fraction form
    447,058,373,731.20/670,587,560,596.80 = 358,898,689,123.20/x
  3. Step 3: Cross multiply
    447,058,373,731.20x = 670,587,560,596.80 × 358,898,689,123.20
  4. Step 4: Simplify right side
    447,058,373,731.20x = 240,672,996,440,515,991,830,528
  5. Step 5: Solve for x
    x = 240,672,996,440,515,991,830,528/447,058,373,731.20
  6. Step 6: Final answer
    x = 538,348,033,684.80

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1.5x scale

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.