Home / 1,461,180,959.58-2,192,136,887.15-426,041,840.54

Finding the Fourth Proportional to 1,461,180,959.58, 2,192,136,887.15 and 426,041,840.54

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Solution

The fourth proportional to 1,461,180,959.58, 2,192,136,887.15 and 426,041,840.54 is: 639,169,315.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,180,959.58 : 2,192,136,887.15 = 426,041,840.54 : x
  2. Step 2: Convert to fraction form
    1,461,180,959.58/2,192,136,887.15 = 426,041,840.54/x
  3. Step 3: Cross multiply
    1,461,180,959.58x = 2,192,136,887.15 × 426,041,840.54
  4. Step 4: Simplify right side
    1,461,180,959.58x = 933,942,034,103,921,408
  5. Step 5: Solve for x
    x = 933,942,034,103,921,408/1,461,180,959.58
  6. Step 6: Final answer
    x = 639,169,315.74

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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.