Home / 284,030,511.40-426,045,767.10-122,472,447.40

Finding the Fourth Proportional to 284,030,511.40, 426,045,767.10 and 122,472,447.40

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Solution

The fourth proportional to 284,030,511.40, 426,045,767.10 and 122,472,447.40 is: 183,708,671.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,030,511.40 : 426,045,767.10 = 122,472,447.40 : x
  2. Step 2: Convert to fraction form
    284,030,511.40/426,045,767.10 = 122,472,447.40/x
  3. Step 3: Cross multiply
    284,030,511.40x = 426,045,767.10 × 122,472,447.40
  4. Step 4: Simplify right side
    284,030,511.40x = 52,178,867,801,147,408
  5. Step 5: Solve for x
    x = 52,178,867,801,147,408/284,030,511.40
  6. Step 6: Final answer
    x = 183,708,671.10

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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.