Home / 116,597,884.78-174,779,778.93-39,868,438.06

Finding the Fourth Proportional to 116,597,884.78, 174,779,778.93 and 39,868,438.06

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Solution

The fourth proportional to 116,597,884.78, 174,779,778.93 and 39,868,438.06 is: 59,762,634.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,597,884.78 : 174,779,778.93 = 39,868,438.06 : x
  2. Step 2: Convert to fraction form
    116,597,884.78/174,779,778.93 = 39,868,438.06/x
  3. Step 3: Cross multiply
    116,597,884.78x = 174,779,778.93 × 39,868,438.06
  4. Step 4: Simplify right side
    116,597,884.78x = 6,968,196,790,411,199
  5. Step 5: Solve for x
    x = 6,968,196,790,411,199/116,597,884.78
  6. Step 6: Final answer
    x = 59,762,634.66

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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.