Home / 472,103,436-651,502,741.92-276,533,148

Finding the Fourth Proportional to 472,103,436, 651,502,741.92 and 276,533,148

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Solution

The fourth proportional to 472,103,436, 651,502,741.92 and 276,533,148 is: 381,615,744.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,103,436 : 651,502,741.92 = 276,533,148 : x
  2. Step 2: Convert to fraction form
    472,103,436/651,502,741.92 = 276,533,148/x
  3. Step 3: Cross multiply
    472,103,436x = 651,502,741.92 × 276,533,148
  4. Step 4: Simplify right side
    472,103,436x = 180,162,104,153,769,152
  5. Step 5: Solve for x
    x = 180,162,104,153,769,152/472,103,436
  6. Step 6: Final answer
    x = 381,615,744.38

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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.