Home / 488,974,492.05-674,723,552.94-330,549,316.67

Finding the Fourth Proportional to 488,974,492.05, 674,723,552.94 and 330,549,316.67

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Solution

The fourth proportional to 488,974,492.05, 674,723,552.94 and 330,549,316.67 is: 456,116,654.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,974,492.05 : 674,723,552.94 = 330,549,316.67 : x
  2. Step 2: Convert to fraction form
    488,974,492.05/674,723,552.94 = 330,549,316.67/x
  3. Step 3: Cross multiply
    488,974,492.05x = 674,723,552.94 × 330,549,316.67
  4. Step 4: Simplify right side
    488,974,492.05x = 223,029,409,362,097,984
  5. Step 5: Solve for x
    x = 223,029,409,362,097,984/488,974,492.05
  6. Step 6: Final answer
    x = 456,116,654.32

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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.