Home / 180,428,298.03-248,991,154.88-97,922,082.78

Finding the Fourth Proportional to 180,428,298.03, 248,991,154.88 and 97,922,082.78

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Solution

The fourth proportional to 180,428,298.03, 248,991,154.88 and 97,922,082.78 is: 135,132,530.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,428,298.03 : 248,991,154.88 = 97,922,082.78 : x
  2. Step 2: Convert to fraction form
    180,428,298.03/248,991,154.88 = 97,922,082.78/x
  3. Step 3: Cross multiply
    180,428,298.03x = 248,991,154.88 × 97,922,082.78
  4. Step 4: Simplify right side
    180,428,298.03x = 24,381,732,478,457,140
  5. Step 5: Solve for x
    x = 24,381,732,478,457,140/180,428,298.03
  6. Step 6: Final answer
    x = 135,132,530.46

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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.