Home / 21,526,513,612.20-32,289,770,418.30-19,460,271,004.20

Finding the Fourth Proportional to 21,526,513,612.20, 32,289,770,418.30 and 19,460,271,004.20

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Solution

The fourth proportional to 21,526,513,612.20, 32,289,770,418.30 and 19,460,271,004.20 is: 29,190,406,506.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,526,513,612.20 : 32,289,770,418.30 = 19,460,271,004.20 : x
  2. Step 2: Convert to fraction form
    21,526,513,612.20/32,289,770,418.30 = 19,460,271,004.20/x
  3. Step 3: Cross multiply
    21,526,513,612.20x = 32,289,770,418.30 × 19,460,271,004.20
  4. Step 4: Simplify right side
    21,526,513,612.20x = 628,367,683,003,518,418,944
  5. Step 5: Solve for x
    x = 628,367,683,003,518,418,944/21,526,513,612.20
  6. Step 6: Final answer
    x = 29,190,406,506.30

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Double scale
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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.