Home / 534,854,838.70-802,282,258.05-488,938,336.30

Finding the Fourth Proportional to 534,854,838.70, 802,282,258.05 and 488,938,336.30

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Solution

The fourth proportional to 534,854,838.70, 802,282,258.05 and 488,938,336.30 is: 733,407,504.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,854,838.70 : 802,282,258.05 = 488,938,336.30 : x
  2. Step 2: Convert to fraction form
    534,854,838.70/802,282,258.05 = 488,938,336.30/x
  3. Step 3: Cross multiply
    534,854,838.70x = 802,282,258.05 × 488,938,336.30
  4. Step 4: Simplify right side
    534,854,838.70x = 392,266,552,493,974,272
  5. Step 5: Solve for x
    x = 392,266,552,493,974,272/534,854,838.70
  6. Step 6: Final answer
    x = 733,407,504.45

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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.