Home / 307,340,641.59-424,131,354.49-166,211,858.93

Finding the Fourth Proportional to 307,340,641.59, 424,131,354.49 and 166,211,858.93

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Solution

The fourth proportional to 307,340,641.59, 424,131,354.49 and 166,211,858.93 is: 229,373,051.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,340,641.59 : 424,131,354.49 = 166,211,858.93 : x
  2. Step 2: Convert to fraction form
    307,340,641.59/424,131,354.49 = 166,211,858.93/x
  3. Step 3: Cross multiply
    307,340,641.59x = 424,131,354.49 × 166,211,858.93
  4. Step 4: Simplify right side
    307,340,641.59x = 70,495,660,860,281,704
  5. Step 5: Solve for x
    x = 70,495,660,860,281,704/307,340,641.59
  6. Step 6: Final answer
    x = 229,373,051.66

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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.