Home / 3,071,386,612.78-4,241,440,822.17-2,904,059,428.67

Finding the Fourth Proportional to 3,071,386,612.78, 4,241,440,822.17 and 2,904,059,428.67

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Solution

The fourth proportional to 3,071,386,612.78, 4,241,440,822.17 and 2,904,059,428.67 is: 4,010,369,830.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071,386,612.78 : 4,241,440,822.17 = 2,904,059,428.67 : x
  2. Step 2: Convert to fraction form
    3,071,386,612.78/4,241,440,822.17 = 2,904,059,428.67/x
  3. Step 3: Cross multiply
    3,071,386,612.78x = 4,241,440,822.17 × 2,904,059,428.67
  4. Step 4: Simplify right side
    3,071,386,612.78x = 12,317,396,210,779,652,096
  5. Step 5: Solve for x
    x = 12,317,396,210,779,652,096/3,071,386,612.78
  6. Step 6: Final answer
    x = 4,010,369,830.86

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.