Home / 177,047,983.40-265,571,975.10-112,477,901.90

Finding the Fourth Proportional to 177,047,983.40, 265,571,975.10 and 112,477,901.90

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Solution

The fourth proportional to 177,047,983.40, 265,571,975.10 and 112,477,901.90 is: 168,716,852.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,047,983.40 : 265,571,975.10 = 112,477,901.90 : x
  2. Step 2: Convert to fraction form
    177,047,983.40/265,571,975.10 = 112,477,901.90/x
  3. Step 3: Cross multiply
    177,047,983.40x = 265,571,975.10 × 112,477,901.90
  4. Step 4: Simplify right side
    177,047,983.40x = 29,870,978,562,687,044
  5. Step 5: Solve for x
    x = 29,870,978,562,687,044/177,047,983.40
  6. Step 6: Final answer
    x = 168,716,852.85

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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.