Home / 292,520,579.34-438,653,307.36-110,640,211.50

Finding the Fourth Proportional to 292,520,579.34, 438,653,307.36 and 110,640,211.50

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Solution

The fourth proportional to 292,520,579.34, 438,653,307.36 and 110,640,211.50 is: 165,912,069.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,520,579.34 : 438,653,307.36 = 110,640,211.50 : x
  2. Step 2: Convert to fraction form
    292,520,579.34/438,653,307.36 = 110,640,211.50/x
  3. Step 3: Cross multiply
    292,520,579.34x = 438,653,307.36 × 110,640,211.50
  4. Step 4: Simplify right side
    292,520,579.34x = 48,532,694,701,484,912
  5. Step 5: Solve for x
    x = 48,532,694,701,484,912/292,520,579.34
  6. Step 6: Final answer
    x = 165,912,069.54

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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.