Home / 769,559,409.96-1,061,963,534.42-417,127,833.86

Finding the Fourth Proportional to 769,559,409.96, 1,061,963,534.42 and 417,127,833.86

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Solution

The fourth proportional to 769,559,409.96, 1,061,963,534.42 and 417,127,833.86 is: 575,620,989.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,559,409.96 : 1,061,963,534.42 = 417,127,833.86 : x
  2. Step 2: Convert to fraction form
    769,559,409.96/1,061,963,534.42 = 417,127,833.86/x
  3. Step 3: Cross multiply
    769,559,409.96x = 1,061,963,534.42 × 417,127,833.86
  4. Step 4: Simplify right side
    769,559,409.96x = 442,974,548,750,924,160
  5. Step 5: Solve for x
    x = 442,974,548,750,924,160/769,559,409.96
  6. Step 6: Final answer
    x = 575,620,989.12

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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.