Home / 177,533,670.92-245,004,032.21-99,217,222.16

Finding the Fourth Proportional to 177,533,670.92, 245,004,032.21 and 99,217,222.16

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Solution

The fourth proportional to 177,533,670.92, 245,004,032.21 and 99,217,222.16 is: 136,923,995.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,533,670.92 : 245,004,032.21 = 99,217,222.16 : x
  2. Step 2: Convert to fraction form
    177,533,670.92/245,004,032.21 = 99,217,222.16/x
  3. Step 3: Cross multiply
    177,533,670.92x = 245,004,032.21 × 99,217,222.16
  4. Step 4: Simplify right side
    177,533,670.92x = 24,308,619,492,154,260
  5. Step 5: Solve for x
    x = 24,308,619,492,154,260/177,533,670.92
  6. Step 6: Final answer
    x = 136,923,995.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.