Home / 165,999,737.88-249,085,779.48-67,703,558.40

Finding the Fourth Proportional to 165,999,737.88, 249,085,779.48 and 67,703,558.40

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Solution

The fourth proportional to 165,999,737.88, 249,085,779.48 and 67,703,558.40 is: 101,590,483.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,999,737.88 : 249,085,779.48 = 67,703,558.40 : x
  2. Step 2: Convert to fraction form
    165,999,737.88/249,085,779.48 = 67,703,558.40/x
  3. Step 3: Cross multiply
    165,999,737.88x = 249,085,779.48 × 67,703,558.40
  4. Step 4: Simplify right side
    165,999,737.88x = 16,863,993,617,633,702
  5. Step 5: Solve for x
    x = 16,863,993,617,633,702/165,999,737.88
  6. Step 6: Final answer
    x = 101,590,483.41

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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.