Home / 70,066,683.45-96,672,607.32-40,295,708.55

Finding the Fourth Proportional to 70,066,683.45, 96,672,607.32 and 40,295,708.55

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Solution

The fourth proportional to 70,066,683.45, 96,672,607.32 and 40,295,708.55 is: 55,596,911.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,066,683.45 : 96,672,607.32 = 40,295,708.55 : x
  2. Step 2: Convert to fraction form
    70,066,683.45/96,672,607.32 = 40,295,708.55/x
  3. Step 3: Cross multiply
    70,066,683.45x = 96,672,607.32 × 40,295,708.55
  4. Step 4: Simplify right side
    70,066,683.45x = 3,895,491,209,335,316
  5. Step 5: Solve for x
    x = 3,895,491,209,335,316/70,066,683.45
  6. Step 6: Final answer
    x = 55,596,911.65

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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.