Home / 255,705,681.48-352,969,801.79-167,605,356.67

Finding the Fourth Proportional to 255,705,681.48, 352,969,801.79 and 167,605,356.67

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Solution

The fourth proportional to 255,705,681.48, 352,969,801.79 and 167,605,356.67 is: 231,358,291.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,705,681.48 : 352,969,801.79 = 167,605,356.67 : x
  2. Step 2: Convert to fraction form
    255,705,681.48/352,969,801.79 = 167,605,356.67/x
  3. Step 3: Cross multiply
    255,705,681.48x = 352,969,801.79 × 167,605,356.67
  4. Step 4: Simplify right side
    255,705,681.48x = 59,159,629,522,752,152
  5. Step 5: Solve for x
    x = 59,159,629,522,752,152/255,705,681.48
  6. Step 6: Final answer
    x = 231,358,291.22

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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.