Home / 454,361,146.79-681,541,678.43-109,314,774.23

Finding the Fourth Proportional to 454,361,146.79, 681,541,678.43 and 109,314,774.23

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Solution

The fourth proportional to 454,361,146.79, 681,541,678.43 and 109,314,774.23 is: 163,972,151.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,361,146.79 : 681,541,678.43 = 109,314,774.23 : x
  2. Step 2: Convert to fraction form
    454,361,146.79/681,541,678.43 = 109,314,774.23/x
  3. Step 3: Cross multiply
    454,361,146.79x = 681,541,678.43 × 109,314,774.23
  4. Step 4: Simplify right side
    454,361,146.79x = 74,502,574,705,364,128
  5. Step 5: Solve for x
    x = 74,502,574,705,364,128/454,361,146.79
  6. Step 6: Final answer
    x = 163,972,151.30

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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.