Home / 2,949,703,679,890-4,424,217,537,058-771,707,931,890.76

Finding the Fourth Proportional to 2,949,703,679,890, 4,424,217,537,058 and 771,707,931,890.76

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Solution

The fourth proportional to 2,949,703,679,890, 4,424,217,537,058 and 771,707,931,890.76 is: 1,157,473,474,042.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949,703,679,890 : 4,424,217,537,058 = 771,707,931,890.76 : x
  2. Step 2: Convert to fraction form
    2,949,703,679,890/4,424,217,537,058 = 771,707,931,890.76/x
  3. Step 3: Cross multiply
    2,949,703,679,890x = 4,424,217,537,058 × 771,707,931,890.76
  4. Step 4: Simplify right side
    2,949,703,679,890x = 3,414,203,765,757,861,286,641,664
  5. Step 5: Solve for x
    x = 3,414,203,765,757,861,286,641,664/2,949,703,679,890
  6. Step 6: Final answer
    x = 1,157,473,474,042.38

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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.