Home / 933,001,940.55-1,287,535,026.28-509,615,871.77

Finding the Fourth Proportional to 933,001,940.55, 1,287,535,026.28 and 509,615,871.77

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Solution

The fourth proportional to 933,001,940.55, 1,287,535,026.28 and 509,615,871.77 is: 703,265,723.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,001,940.55 : 1,287,535,026.28 = 509,615,871.77 : x
  2. Step 2: Convert to fraction form
    933,001,940.55/1,287,535,026.28 = 509,615,871.77/x
  3. Step 3: Cross multiply
    933,001,940.55x = 1,287,535,026.28 × 509,615,871.77
  4. Step 4: Simplify right side
    933,001,940.55x = 656,148,284,855,005,184
  5. Step 5: Solve for x
    x = 656,148,284,855,005,184/933,001,940.55
  6. Step 6: Final answer
    x = 703,265,723.61

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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.