Home / 147,526,280.31-221,286,382.22-49,165,128.67

Finding the Fourth Proportional to 147,526,280.31, 221,286,382.22 and 49,165,128.67

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Solution

The fourth proportional to 147,526,280.31, 221,286,382.22 and 49,165,128.67 is: 73,746,680.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,526,280.31 : 221,286,382.22 = 49,165,128.67 : x
  2. Step 2: Convert to fraction form
    147,526,280.31/221,286,382.22 = 49,165,128.67/x
  3. Step 3: Cross multiply
    147,526,280.31x = 221,286,382.22 × 49,165,128.67
  4. Step 4: Simplify right side
    147,526,280.31x = 10,879,573,453,966,058
  5. Step 5: Solve for x
    x = 10,879,573,453,966,058/147,526,280.31
  6. Step 6: Final answer
    x = 73,746,680.47

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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.