Home / 54,508,789,024.20-81,763,183,536.30-21,385,417,811.40

Finding the Fourth Proportional to 54,508,789,024.20, 81,763,183,536.30 and 21,385,417,811.40

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Solution

The fourth proportional to 54,508,789,024.20, 81,763,183,536.30 and 21,385,417,811.40 is: 32,078,126,717.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,508,789,024.20 : 81,763,183,536.30 = 21,385,417,811.40 : x
  2. Step 2: Convert to fraction form
    54,508,789,024.20/81,763,183,536.30 = 21,385,417,811.40/x
  3. Step 3: Cross multiply
    54,508,789,024.20x = 81,763,183,536.30 × 21,385,417,811.40
  4. Step 4: Simplify right side
    54,508,789,024.20x = 1,748,539,841,513,957,359,616
  5. Step 5: Solve for x
    x = 1,748,539,841,513,957,359,616/54,508,789,024.20
  6. Step 6: Final answer
    x = 32,078,126,717.10

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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.