Home / 7,078,401,603.86-10,619,001,105.04-2,596,537,846.89

Finding the Fourth Proportional to 7,078,401,603.86, 10,619,001,105.04 and 2,596,537,846.89

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Solution

The fourth proportional to 7,078,401,603.86, 10,619,001,105.04 and 2,596,537,846.89 is: 3,895,319,848.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,078,401,603.86 : 10,619,001,105.04 = 2,596,537,846.89 : x
  2. Step 2: Convert to fraction form
    7,078,401,603.86/10,619,001,105.04 = 2,596,537,846.89/x
  3. Step 3: Cross multiply
    7,078,401,603.86x = 10,619,001,105.04 × 2,596,537,846.89
  4. Step 4: Simplify right side
    7,078,401,603.86x = 27,572,638,265,405,689,856
  5. Step 5: Solve for x
    x = 27,572,638,265,405,689,856/7,078,401,603.86
  6. Step 6: Final answer
    x = 3,895,319,848.82

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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.