Home / 347,680,520,116.70-521,520,780,175.04-99,527,333,812.70

Finding the Fourth Proportional to 347,680,520,116.70, 521,520,780,175.04 and 99,527,333,812.70

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Solution

The fourth proportional to 347,680,520,116.70, 521,520,780,175.04 and 99,527,333,812.70 is: 149,291,000,719.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,680,520,116.70 : 521,520,780,175.04 = 99,527,333,812.70 : x
  2. Step 2: Convert to fraction form
    347,680,520,116.70/521,520,780,175.04 = 99,527,333,812.70/x
  3. Step 3: Cross multiply
    347,680,520,116.70x = 521,520,780,175.04 × 99,527,333,812.70
  4. Step 4: Simplify right side
    347,680,520,116.70x = 51,905,572,778,740,939,751,424
  5. Step 5: Solve for x
    x = 51,905,572,778,740,939,751,424/347,680,520,116.70
  6. Step 6: Final answer
    x = 149,291,000,719.05

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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.