Home / 15,696,537,978.72-23,544,891,985.68-4,655,149,707.36

Finding the Fourth Proportional to 15,696,537,978.72, 23,544,891,985.68 and 4,655,149,707.36

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Solution

The fourth proportional to 15,696,537,978.72, 23,544,891,985.68 and 4,655,149,707.36 is: 6,982,749,774.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,696,537,978.72 : 23,544,891,985.68 = 4,655,149,707.36 : x
  2. Step 2: Convert to fraction form
    15,696,537,978.72/23,544,891,985.68 = 4,655,149,707.36/x
  3. Step 3: Cross multiply
    15,696,537,978.72x = 23,544,891,985.68 × 4,655,149,707.36
  4. Step 4: Simplify right side
    15,696,537,978.72x = 109,604,997,036,961,054,720
  5. Step 5: Solve for x
    x = 109,604,997,036,961,054,720/15,696,537,978.72
  6. Step 6: Final answer
    x = 6,982,749,774.86

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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.