Home / 148,608,013.20-222,912,019.80-112,328,307.60

Finding the Fourth Proportional to 148,608,013.20, 222,912,019.80 and 112,328,307.60

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Solution

The fourth proportional to 148,608,013.20, 222,912,019.80 and 112,328,307.60 is: 168,492,461.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,608,013.20 : 222,912,019.80 = 112,328,307.60 : x
  2. Step 2: Convert to fraction form
    148,608,013.20/222,912,019.80 = 112,328,307.60/x
  3. Step 3: Cross multiply
    148,608,013.20x = 222,912,019.80 × 112,328,307.60
  4. Step 4: Simplify right side
    148,608,013.20x = 25,039,329,927,831,692
  5. Step 5: Solve for x
    x = 25,039,329,927,831,692/148,608,013.20
  6. Step 6: Final answer
    x = 168,492,461.40

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1.5x scale

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.