Home / 406,459,419.44-560,873,526.72-230,212,238.72

Finding the Fourth Proportional to 406,459,419.44, 560,873,526.72 and 230,212,238.72

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Solution

The fourth proportional to 406,459,419.44, 560,873,526.72 and 230,212,238.72 is: 317,669,966.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,459,419.44 : 560,873,526.72 = 230,212,238.72 : x
  2. Step 2: Convert to fraction form
    406,459,419.44/560,873,526.72 = 230,212,238.72/x
  3. Step 3: Cross multiply
    406,459,419.44x = 560,873,526.72 × 230,212,238.72
  4. Step 4: Simplify right side
    406,459,419.44x = 129,119,950,224,992,944
  5. Step 5: Solve for x
    x = 129,119,950,224,992,944/406,459,419.44
  6. Step 6: Final answer
    x = 317,669,966.67

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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.