Home / 21,506,688,002.20-32,260,032,003.30-19,221,066,549.40

Finding the Fourth Proportional to 21,506,688,002.20, 32,260,032,003.30 and 19,221,066,549.40

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Solution

The fourth proportional to 21,506,688,002.20, 32,260,032,003.30 and 19,221,066,549.40 is: 28,831,599,824.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,506,688,002.20 : 32,260,032,003.30 = 19,221,066,549.40 : x
  2. Step 2: Convert to fraction form
    21,506,688,002.20/32,260,032,003.30 = 19,221,066,549.40/x
  3. Step 3: Cross multiply
    21,506,688,002.20x = 32,260,032,003.30 × 19,221,066,549.40
  4. Step 4: Simplify right side
    21,506,688,002.20x = 620,072,222,021,203,132,416
  5. Step 5: Solve for x
    x = 620,072,222,021,203,132,416/21,506,688,002.20
  6. Step 6: Final answer
    x = 28,831,599,824.10

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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.