Home / 977,815,902,966.85-1,466,723,509,233.30-261,501,232,967.77

Finding the Fourth Proportional to 977,815,902,966.85, 1,466,723,509,233.30 and 261,501,232,967.77

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Solution

The fourth proportional to 977,815,902,966.85, 1,466,723,509,233.30 and 261,501,232,967.77 is: 392,251,757,128.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,815,902,966.85 : 1,466,723,509,233.30 = 261,501,232,967.77 : x
  2. Step 2: Convert to fraction form
    977,815,902,966.85/1,466,723,509,233.30 = 261,501,232,967.77/x
  3. Step 3: Cross multiply
    977,815,902,966.85x = 1,466,723,509,233.30 × 261,501,232,967.77
  4. Step 4: Simplify right side
    977,815,902,966.85x = 383,550,006,087,322,341,212,160
  5. Step 5: Solve for x
    x = 383,550,006,087,322,341,212,160/977,815,902,966.85
  6. Step 6: Final answer
    x = 392,251,757,128.89

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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.