Home / 8,638,519,785.05-12,957,779,677.57-2,427,685,070.77

Finding the Fourth Proportional to 8,638,519,785.05, 12,957,779,677.57 and 2,427,685,070.77

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Solution

The fourth proportional to 8,638,519,785.05, 12,957,779,677.57 and 2,427,685,070.77 is: 3,641,527,606.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,638,519,785.05 : 12,957,779,677.57 = 2,427,685,070.77 : x
  2. Step 2: Convert to fraction form
    8,638,519,785.05/12,957,779,677.57 = 2,427,685,070.77/x
  3. Step 3: Cross multiply
    8,638,519,785.05x = 12,957,779,677.57 × 2,427,685,070.77
  4. Step 4: Simplify right side
    8,638,519,785.05x = 31,457,408,273,536,053,248
  5. Step 5: Solve for x
    x = 31,457,408,273,536,053,248/8,638,519,785.05
  6. Step 6: Final answer
    x = 3,641,527,606.15

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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.