Home / 1,626,121,239.51-2,439,176,960.40-461,590,716.27

Finding the Fourth Proportional to 1,626,121,239.51, 2,439,176,960.40 and 461,590,716.27

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Solution

The fourth proportional to 1,626,121,239.51, 2,439,176,960.40 and 461,590,716.27 is: 692,384,683.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,121,239.51 : 2,439,176,960.40 = 461,590,716.27 : x
  2. Step 2: Convert to fraction form
    1,626,121,239.51/2,439,176,960.40 = 461,590,716.27/x
  3. Step 3: Cross multiply
    1,626,121,239.51x = 2,439,176,960.40 × 461,590,716.27
  4. Step 4: Simplify right side
    1,626,121,239.51x = 1,125,901,440,260,317,440
  5. Step 5: Solve for x
    x = 1,125,901,440,260,317,440/1,626,121,239.51
  6. Step 6: Final answer
    x = 692,384,683.81

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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.