Home / 177,157,661.80-265,736,492.70-148,492,215.40

Finding the Fourth Proportional to 177,157,661.80, 265,736,492.70 and 148,492,215.40

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Solution

The fourth proportional to 177,157,661.80, 265,736,492.70 and 148,492,215.40 is: 222,738,323.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,157,661.80 : 265,736,492.70 = 148,492,215.40 : x
  2. Step 2: Convert to fraction form
    177,157,661.80/265,736,492.70 = 148,492,215.40/x
  3. Step 3: Cross multiply
    177,157,661.80x = 265,736,492.70 × 148,492,215.40
  4. Step 4: Simplify right side
    177,157,661.80x = 39,459,800,513,648,928
  5. Step 5: Solve for x
    x = 39,459,800,513,648,928/177,157,661.80
  6. Step 6: Final answer
    x = 222,738,323.10

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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.