Home / 453,809,091-680,911,634.54-158,915,865.15

Finding the Fourth Proportional to 453,809,091, 680,911,634.54 and 158,915,865.15

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Solution

The fourth proportional to 453,809,091, 680,911,634.54 and 158,915,865.15 is: 238,443,133.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,809,091 : 680,911,634.54 = 158,915,865.15 : x
  2. Step 2: Convert to fraction form
    453,809,091/680,911,634.54 = 158,915,865.15/x
  3. Step 3: Cross multiply
    453,809,091x = 680,911,634.54 × 158,915,865.15
  4. Step 4: Simplify right side
    453,809,091x = 108,207,661,492,830,144
  5. Step 5: Solve for x
    x = 108,207,661,492,830,144/453,809,091
  6. Step 6: Final answer
    x = 238,443,133.11

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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.