Home / 248,854,042.40-373,281,063.60-197,457,792.80

Finding the Fourth Proportional to 248,854,042.40, 373,281,063.60 and 197,457,792.80

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Solution

The fourth proportional to 248,854,042.40, 373,281,063.60 and 197,457,792.80 is: 296,186,689.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,854,042.40 : 373,281,063.60 = 197,457,792.80 : x
  2. Step 2: Convert to fraction form
    248,854,042.40/373,281,063.60 = 197,457,792.80/x
  3. Step 3: Cross multiply
    248,854,042.40x = 373,281,063.60 × 197,457,792.80
  4. Step 4: Simplify right side
    248,854,042.40x = 73,707,254,912,492,432
  5. Step 5: Solve for x
    x = 73,707,254,912,492,432/248,854,042.40
  6. Step 6: Final answer
    x = 296,186,689.20

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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.