Home / 85,361,935.76-117,799,477.12-46,730,767.76

Finding the Fourth Proportional to 85,361,935.76, 117,799,477.12 and 46,730,767.76

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Solution

The fourth proportional to 85,361,935.76, 117,799,477.12 and 46,730,767.76 is: 64,488,462.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,361,935.76 : 117,799,477.12 = 46,730,767.76 : x
  2. Step 2: Convert to fraction form
    85,361,935.76/117,799,477.12 = 46,730,767.76/x
  3. Step 3: Cross multiply
    85,361,935.76x = 117,799,477.12 × 46,730,767.76
  4. Step 4: Simplify right side
    85,361,935.76x = 5,504,860,007,544,154
  5. Step 5: Solve for x
    x = 5,504,860,007,544,154/85,361,935.76
  6. Step 6: Final answer
    x = 64,488,462.67

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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.