Home / 3,931,604,051-5,425,577,774.16-2,147,457,031.07

Finding the Fourth Proportional to 3,931,604,051, 5,425,577,774.16 and 2,147,457,031.07

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Solution

The fourth proportional to 3,931,604,051, 5,425,577,774.16 and 2,147,457,031.07 is: 2,963,471,139.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,604,051 : 5,425,577,774.16 = 2,147,457,031.07 : x
  2. Step 2: Convert to fraction form
    3,931,604,051/5,425,577,774.16 = 2,147,457,031.07/x
  3. Step 3: Cross multiply
    3,931,604,051x = 5,425,577,774.16 × 2,147,457,031.07
  4. Step 4: Simplify right side
    3,931,604,051x = 11,651,195,138,737,012,736
  5. Step 5: Solve for x
    x = 11,651,195,138,737,012,736/3,931,604,051
  6. Step 6: Final answer
    x = 2,963,471,139.92

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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.