Home / 30,261,539,058.98-45,352,935,785.28-12,313,000,479.61

Finding the Fourth Proportional to 30,261,539,058.98, 45,352,935,785.28 and 12,313,000,479.61

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Solution

The fourth proportional to 30,261,539,058.98, 45,352,935,785.28 and 12,313,000,479.61 is: 18,453,480,471.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,261,539,058.98 : 45,352,935,785.28 = 12,313,000,479.61 : x
  2. Step 2: Convert to fraction form
    30,261,539,058.98/45,352,935,785.28 = 12,313,000,479.61/x
  3. Step 3: Cross multiply
    30,261,539,058.98x = 45,352,935,785.28 × 12,313,000,479.61
  4. Step 4: Simplify right side
    30,261,539,058.98x = 558,430,720,075,647,352,832
  5. Step 5: Solve for x
    x = 558,430,720,075,647,352,832/30,261,539,058.98
  6. Step 6: Final answer
    x = 18,453,480,471.94

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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.