Home / 436,348,645.50-602,173,907.70-238,122,913.02

Finding the Fourth Proportional to 436,348,645.50, 602,173,907.70 and 238,122,913.02

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Solution

The fourth proportional to 436,348,645.50, 602,173,907.70 and 238,122,913.02 is: 328,616,592.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,348,645.50 : 602,173,907.70 = 238,122,913.02 : x
  2. Step 2: Convert to fraction form
    436,348,645.50/602,173,907.70 = 238,122,913.02/x
  3. Step 3: Cross multiply
    436,348,645.50x = 602,173,907.70 × 238,122,913.02
  4. Step 4: Simplify right side
    436,348,645.50x = 143,391,405,046,160,624
  5. Step 5: Solve for x
    x = 143,391,405,046,160,624/436,348,645.50
  6. Step 6: Final answer
    x = 328,616,592.55

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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.