Home / 462,361,566.96-638,151,657.66-274,294,250.10

Finding the Fourth Proportional to 462,361,566.96, 638,151,657.66 and 274,294,250.10

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Solution

The fourth proportional to 462,361,566.96, 638,151,657.66 and 274,294,250.10 is: 378,581,056.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,361,566.96 : 638,151,657.66 = 274,294,250.10 : x
  2. Step 2: Convert to fraction form
    462,361,566.96/638,151,657.66 = 274,294,250.10/x
  3. Step 3: Cross multiply
    462,361,566.96x = 638,151,657.66 × 274,294,250.10
  4. Step 4: Simplify right side
    462,361,566.96x = 175,041,330,387,921,632
  5. Step 5: Solve for x
    x = 175,041,330,387,921,632/462,361,566.96
  6. Step 6: Final answer
    x = 378,581,056.25

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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.