Home / 976,218,889.95-1,347,265,151.73-552,907,852.86

Finding the Fourth Proportional to 976,218,889.95, 1,347,265,151.73 and 552,907,852.86

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Solution

The fourth proportional to 976,218,889.95, 1,347,265,151.73 and 552,907,852.86 is: 763,059,893.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,218,889.95 : 1,347,265,151.73 = 552,907,852.86 : x
  2. Step 2: Convert to fraction form
    976,218,889.95/1,347,265,151.73 = 552,907,852.86/x
  3. Step 3: Cross multiply
    976,218,889.95x = 1,347,265,151.73 × 552,907,852.86
  4. Step 4: Simplify right side
    976,218,889.95x = 744,913,482,280,837,120
  5. Step 5: Solve for x
    x = 744,913,482,280,837,120/976,218,889.95
  6. Step 6: Final answer
    x = 763,059,893.59

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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.