Home / 8,641,715,609.51-11,925,829,545.60-4,831,399,103.37

Finding the Fourth Proportional to 8,641,715,609.51, 11,925,829,545.60 and 4,831,399,103.37

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Solution

The fourth proportional to 8,641,715,609.51, 11,925,829,545.60 and 4,831,399,103.37 is: 6,667,477,243.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,641,715,609.51 : 11,925,829,545.60 = 4,831,399,103.37 : x
  2. Step 2: Convert to fraction form
    8,641,715,609.51/11,925,829,545.60 = 4,831,399,103.37/x
  3. Step 3: Cross multiply
    8,641,715,609.51x = 11,925,829,545.60 × 4,831,399,103.37
  4. Step 4: Simplify right side
    8,641,715,609.51x = 57,618,442,173,531,136,000
  5. Step 5: Solve for x
    x = 57,618,442,173,531,136,000/8,641,715,609.51
  6. Step 6: Final answer
    x = 6,667,477,243.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.