Home / 28,326,020,902.71-39,093,336,592.85-16,121,693,325.27

Finding the Fourth Proportional to 28,326,020,902.71, 39,093,336,592.85 and 16,121,693,325.27

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Solution

The fourth proportional to 28,326,020,902.71, 39,093,336,592.85 and 16,121,693,325.27 is: 22,249,887,683.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,326,020,902.71 : 39,093,336,592.85 = 16,121,693,325.27 : x
  2. Step 2: Convert to fraction form
    28,326,020,902.71/39,093,336,592.85 = 16,121,693,325.27/x
  3. Step 3: Cross multiply
    28,326,020,902.71x = 39,093,336,592.85 × 16,121,693,325.27
  4. Step 4: Simplify right side
    28,326,020,902.71x = 630,250,783,611,483,324,416
  5. Step 5: Solve for x
    x = 630,250,783,611,483,324,416/28,326,020,902.71
  6. Step 6: Final answer
    x = 22,249,887,683.70

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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.