Home / 927,148,034,667.90-1,390,722,052,001.90-890,578,091,423.10

Finding the Fourth Proportional to 927,148,034,667.90, 1,390,722,052,001.90 and 890,578,091,423.10

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Solution

The fourth proportional to 927,148,034,667.90, 1,390,722,052,001.90 and 890,578,091,423.10 is: 1,335,867,137,134.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,148,034,667.90 : 1,390,722,052,001.90 = 890,578,091,423.10 : x
  2. Step 2: Convert to fraction form
    927,148,034,667.90/1,390,722,052,001.90 = 890,578,091,423.10/x
  3. Step 3: Cross multiply
    927,148,034,667.90x = 1,390,722,052,001.90 × 890,578,091,423.10
  4. Step 4: Simplify right side
    927,148,034,667.90x = 1,238,546,590,771,869,267,263,488
  5. Step 5: Solve for x
    x = 1,238,546,590,771,869,267,263,488/927,148,034,667.90
  6. Step 6: Final answer
    x = 1,335,867,137,134.70

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Double scale
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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.