Home / 161,077,012.08-222,280,019.33-98,457,955.67

Finding the Fourth Proportional to 161,077,012.08, 222,280,019.33 and 98,457,955.67

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Solution

The fourth proportional to 161,077,012.08, 222,280,019.33 and 98,457,955.67 is: 135,868,154.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,077,012.08 : 222,280,019.33 = 98,457,955.67 : x
  2. Step 2: Convert to fraction form
    161,077,012.08/222,280,019.33 = 98,457,955.67/x
  3. Step 3: Cross multiply
    161,077,012.08x = 222,280,019.33 × 98,457,955.67
  4. Step 4: Simplify right side
    161,077,012.08x = 21,885,236,289,519,884
  5. Step 5: Solve for x
    x = 21,885,236,289,519,884/161,077,012.08
  6. Step 6: Final answer
    x = 135,868,154.04

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1.5x scale

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.