Home / 21,620,715,602.40-32,431,073,403.60-16,976,913,285.60

Finding the Fourth Proportional to 21,620,715,602.40, 32,431,073,403.60 and 16,976,913,285.60

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Solution

The fourth proportional to 21,620,715,602.40, 32,431,073,403.60 and 16,976,913,285.60 is: 25,465,369,928.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,620,715,602.40 : 32,431,073,403.60 = 16,976,913,285.60 : x
  2. Step 2: Convert to fraction form
    21,620,715,602.40/32,431,073,403.60 = 16,976,913,285.60/x
  3. Step 3: Cross multiply
    21,620,715,602.40x = 32,431,073,403.60 × 16,976,913,285.60
  4. Step 4: Simplify right side
    21,620,715,602.40x = 550,579,520,931,845,636,096
  5. Step 5: Solve for x
    x = 550,579,520,931,845,636,096/21,620,715,602.40
  6. Step 6: Final answer
    x = 25,465,369,928.40

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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.