Home / 19,320,899,636.40-28,981,349,454.60-19,320,899,636.40

Finding the Fourth Proportional to 19,320,899,636.40, 28,981,349,454.60 and 19,320,899,636.40

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Solution

The fourth proportional to 19,320,899,636.40, 28,981,349,454.60 and 19,320,899,636.40 is: 28,981,349,454.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,320,899,636.40 : 28,981,349,454.60 = 19,320,899,636.40 : x
  2. Step 2: Convert to fraction form
    19,320,899,636.40/28,981,349,454.60 = 19,320,899,636.40/x
  3. Step 3: Cross multiply
    19,320,899,636.40x = 28,981,349,454.60 × 19,320,899,636.40
  4. Step 4: Simplify right side
    19,320,899,636.40x = 559,945,744,139,762,466,816
  5. Step 5: Solve for x
    x = 559,945,744,139,762,466,816/19,320,899,636.40
  6. Step 6: Final answer
    x = 28,981,349,454.60

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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.