Home / 10,306,484,320.40-15,464,261,443.80-4,782,899,142.80

Finding the Fourth Proportional to 10,306,484,320.40, 15,464,261,443.80 and 4,782,899,142.80

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Solution

The fourth proportional to 10,306,484,320.40, 15,464,261,443.80 and 4,782,899,142.80 is: 7,176,453,240.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306,484,320.40 : 15,464,261,443.80 = 4,782,899,142.80 : x
  2. Step 2: Convert to fraction form
    10,306,484,320.40/15,464,261,443.80 = 4,782,899,142.80/x
  3. Step 3: Cross multiply
    10,306,484,320.40x = 15,464,261,443.80 × 4,782,899,142.80
  4. Step 4: Simplify right side
    10,306,484,320.40x = 73,964,002,803,586,105,344
  5. Step 5: Solve for x
    x = 73,964,002,803,586,105,344/10,306,484,320.40
  6. Step 6: Final answer
    x = 7,176,453,240.92

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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.