Home / 117,407,891.51-176,082,737.70-39,683,070.01

Finding the Fourth Proportional to 117,407,891.51, 176,082,737.70 and 39,683,070.01

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Solution

The fourth proportional to 117,407,891.51, 176,082,737.70 and 39,683,070.01 is: 59,514,769.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,407,891.51 : 176,082,737.70 = 39,683,070.01 : x
  2. Step 2: Convert to fraction form
    117,407,891.51/176,082,737.70 = 39,683,070.01/x
  3. Step 3: Cross multiply
    117,407,891.51x = 176,082,737.70 × 39,683,070.01
  4. Step 4: Simplify right side
    117,407,891.51x = 6,987,503,606,821,153
  5. Step 5: Solve for x
    x = 6,987,503,606,821,153/117,407,891.51
  6. Step 6: Final answer
    x = 59,514,769.55

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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.