Home / 66,997,001,572.20-100,495,502,358.30-66,532,096,985.40

Finding the Fourth Proportional to 66,997,001,572.20, 100,495,502,358.30 and 66,532,096,985.40

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Solution

The fourth proportional to 66,997,001,572.20, 100,495,502,358.30 and 66,532,096,985.40 is: 99,798,145,478.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,997,001,572.20 : 100,495,502,358.30 = 66,532,096,985.40 : x
  2. Step 2: Convert to fraction form
    66,997,001,572.20/100,495,502,358.30 = 66,532,096,985.40/x
  3. Step 3: Cross multiply
    66,997,001,572.20x = 100,495,502,358.30 × 66,532,096,985.40
  4. Step 4: Simplify right side
    66,997,001,572.20x = 6,686,176,509,498,910,310,400
  5. Step 5: Solve for x
    x = 6,686,176,509,498,910,310,400/66,997,001,572.20
  6. Step 6: Final answer
    x = 99,798,145,478.10

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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.