Home / 535,829,592.12-802,572,559.86-379,910,781.42

Finding the Fourth Proportional to 535,829,592.12, 802,572,559.86 and 379,910,781.42

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Solution

The fourth proportional to 535,829,592.12, 802,572,559.86 and 379,910,781.42 is: 569,035,329.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,829,592.12 : 802,572,559.86 = 379,910,781.42 : x
  2. Step 2: Convert to fraction form
    535,829,592.12/802,572,559.86 = 379,910,781.42/x
  3. Step 3: Cross multiply
    535,829,592.12x = 802,572,559.86 × 379,910,781.42
  4. Step 4: Simplify right side
    535,829,592.12x = 304,905,968,362,662,336
  5. Step 5: Solve for x
    x = 304,905,968,362,662,336/535,829,592.12
  6. Step 6: Final answer
    x = 569,035,329.23

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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.