Home / 177,047,986.90-265,571,980.35-112,477,905.40

Finding the Fourth Proportional to 177,047,986.90, 265,571,980.35 and 112,477,905.40

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Solution

The fourth proportional to 177,047,986.90, 265,571,980.35 and 112,477,905.40 is: 168,716,858.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,047,986.90 : 265,571,980.35 = 112,477,905.40 : x
  2. Step 2: Convert to fraction form
    177,047,986.90/265,571,980.35 = 112,477,905.40/x
  3. Step 3: Cross multiply
    177,047,986.90x = 265,571,980.35 × 112,477,905.40
  4. Step 4: Simplify right side
    177,047,986.90x = 29,870,980,082,697,960
  5. Step 5: Solve for x
    x = 29,870,980,082,697,960/177,047,986.90
  6. Step 6: Final answer
    x = 168,716,858.10

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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.