Home / 264,913,421.84-397,406,486.85-89,989,493.67

Finding the Fourth Proportional to 264,913,421.84, 397,406,486.85 and 89,989,493.67

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Solution

The fourth proportional to 264,913,421.84, 397,406,486.85 and 89,989,493.67 is: 134,996,589.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,913,421.84 : 397,406,486.85 = 89,989,493.67 : x
  2. Step 2: Convert to fraction form
    264,913,421.84/397,406,486.85 = 89,989,493.67/x
  3. Step 3: Cross multiply
    264,913,421.84x = 397,406,486.85 × 89,989,493.67
  4. Step 4: Simplify right side
    264,913,421.84x = 35,762,408,532,805,016
  5. Step 5: Solve for x
    x = 35,762,408,532,805,016/264,913,421.84
  6. Step 6: Final answer
    x = 134,996,589.77

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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.