Home / 48,434,477,892.78-72,688,798,803.78-21,923,612,031.72

Finding the Fourth Proportional to 48,434,477,892.78, 72,688,798,803.78 and 21,923,612,031.72

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Solution

The fourth proportional to 48,434,477,892.78, 72,688,798,803.78 and 21,923,612,031.72 is: 32,902,203,004.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,434,477,892.78 : 72,688,798,803.78 = 21,923,612,031.72 : x
  2. Step 2: Convert to fraction form
    48,434,477,892.78/72,688,798,803.78 = 21,923,612,031.72/x
  3. Step 3: Cross multiply
    48,434,477,892.78x = 72,688,798,803.78 × 21,923,612,031.72
  4. Step 4: Simplify right side
    48,434,477,892.78x = 1,593,601,024,025,825,640,448
  5. Step 5: Solve for x
    x = 1,593,601,024,025,825,640,448/48,434,477,892.78
  6. Step 6: Final answer
    x = 32,902,203,004.10

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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.