Home / 1,041,773,161.48-1,562,966,711.65-419,668,264.60

Finding the Fourth Proportional to 1,041,773,161.48, 1,562,966,711.65 and 419,668,264.60

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Solution

The fourth proportional to 1,041,773,161.48, 1,562,966,711.65 and 419,668,264.60 is: 629,626,056.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,773,161.48 : 1,562,966,711.65 = 419,668,264.60 : x
  2. Step 2: Convert to fraction form
    1,041,773,161.48/1,562,966,711.65 = 419,668,264.60/x
  3. Step 3: Cross multiply
    1,041,773,161.48x = 1,562,966,711.65 × 419,668,264.60
  4. Step 4: Simplify right side
    1,041,773,161.48x = 655,927,527,505,724,160
  5. Step 5: Solve for x
    x = 655,927,527,505,724,160/1,041,773,161.48
  6. Step 6: Final answer
    x = 629,626,056.57

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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.