Home / 281,879,083.37-389,001,981.04-162,799,463.48

Finding the Fourth Proportional to 281,879,083.37, 389,001,981.04 and 162,799,463.48

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Solution

The fourth proportional to 281,879,083.37, 389,001,981.04 and 162,799,463.48 is: 224,668,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,879,083.37 : 389,001,981.04 = 162,799,463.48 : x
  2. Step 2: Convert to fraction form
    281,879,083.37/389,001,981.04 = 162,799,463.48/x
  3. Step 3: Cross multiply
    281,879,083.37x = 389,001,981.04 × 162,799,463.48
  4. Step 4: Simplify right side
    281,879,083.37x = 63,329,313,803,617,128
  5. Step 5: Solve for x
    x = 63,329,313,803,617,128/281,879,083.37
  6. Step 6: Final answer
    x = 224,668,368.60

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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.