Home / 66,997,002,186.45-100,495,503,279.67-66,532,097,599.65

Finding the Fourth Proportional to 66,997,002,186.45, 100,495,503,279.67 and 66,532,097,599.65

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Solution

The fourth proportional to 66,997,002,186.45, 100,495,503,279.67 and 66,532,097,599.65 is: 99,798,146,399.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,997,002,186.45 : 100,495,503,279.67 = 66,532,097,599.65 : x
  2. Step 2: Convert to fraction form
    66,997,002,186.45/100,495,503,279.67 = 66,532,097,599.65/x
  3. Step 3: Cross multiply
    66,997,002,186.45x = 100,495,503,279.67 × 66,532,097,599.65
  4. Step 4: Simplify right side
    66,997,002,186.45x = 6,686,176,632,528,951,050,240
  5. Step 5: Solve for x
    x = 6,686,176,632,528,951,050,240/66,997,002,186.45
  6. Step 6: Final answer
    x = 99,798,146,399.47

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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.