Home / 107,311,154.40-160,966,731.60-39,131,186.40

Finding the Fourth Proportional to 107,311,154.40, 160,966,731.60 and 39,131,186.40

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Solution

The fourth proportional to 107,311,154.40, 160,966,731.60 and 39,131,186.40 is: 58,696,779.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,311,154.40 : 160,966,731.60 = 39,131,186.40 : x
  2. Step 2: Convert to fraction form
    107,311,154.40/160,966,731.60 = 39,131,186.40/x
  3. Step 3: Cross multiply
    107,311,154.40x = 160,966,731.60 × 39,131,186.40
  4. Step 4: Simplify right side
    107,311,154.40x = 6,298,819,178,438,370
  5. Step 5: Solve for x
    x = 6,298,819,178,438,370/107,311,154.40
  6. Step 6: Final answer
    x = 58,696,779.60

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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.