Home / 143,119,874,404.30-214,679,811,606.45-38,440,830,513.10

Finding the Fourth Proportional to 143,119,874,404.30, 214,679,811,606.45 and 38,440,830,513.10

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Solution

The fourth proportional to 143,119,874,404.30, 214,679,811,606.45 and 38,440,830,513.10 is: 57,661,245,769.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,119,874,404.30 : 214,679,811,606.45 = 38,440,830,513.10 : x
  2. Step 2: Convert to fraction form
    143,119,874,404.30/214,679,811,606.45 = 38,440,830,513.10/x
  3. Step 3: Cross multiply
    143,119,874,404.30x = 214,679,811,606.45 × 38,440,830,513.10
  4. Step 4: Simplify right side
    143,119,874,404.30x = 8,252,470,252,547,782,737,920
  5. Step 5: Solve for x
    x = 8,252,470,252,547,782,737,920/143,119,874,404.30
  6. Step 6: Final answer
    x = 57,661,245,769.65

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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.