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Finding the Fourth Proportional to 66,372,994,803.60, 99,559,492,205.40 and 66,372,994,803.60

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Solution

The fourth proportional to 66,372,994,803.60, 99,559,492,205.40 and 66,372,994,803.60 is: 99,559,492,205.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,372,994,803.60 : 99,559,492,205.40 = 66,372,994,803.60 : x
  2. Step 2: Convert to fraction form
    66,372,994,803.60/99,559,492,205.40 = 66,372,994,803.60/x
  3. Step 3: Cross multiply
    66,372,994,803.60x = 99,559,492,205.40 × 66,372,994,803.60
  4. Step 4: Simplify right side
    66,372,994,803.60x = 6,608,061,658,798,068,072,448
  5. Step 5: Solve for x
    x = 6,608,061,658,798,068,072,448/66,372,994,803.60
  6. Step 6: Final answer
    x = 99,559,492,205.40

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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.