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Finding the Fourth Proportional to 14,486,692,285.20, 21,730,038,427.80 and 14,486,692,285.20

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Solution

The fourth proportional to 14,486,692,285.20, 21,730,038,427.80 and 14,486,692,285.20 is: 21,730,038,427.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,486,692,285.20 : 21,730,038,427.80 = 14,486,692,285.20 : x
  2. Step 2: Convert to fraction form
    14,486,692,285.20/21,730,038,427.80 = 14,486,692,285.20/x
  3. Step 3: Cross multiply
    14,486,692,285.20x = 21,730,038,427.80 × 14,486,692,285.20
  4. Step 4: Simplify right side
    14,486,692,285.20x = 314,796,380,049,109,811,200
  5. Step 5: Solve for x
    x = 314,796,380,049,109,811,200/14,486,692,285.20
  6. Step 6: Final answer
    x = 21,730,038,427.80

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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.