Home / 830,005,531.51-1,145,404,852.68-453,661,901.27

Finding the Fourth Proportional to 830,005,531.51, 1,145,404,852.68 and 453,661,901.27

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Solution

The fourth proportional to 830,005,531.51, 1,145,404,852.68 and 453,661,901.27 is: 626,051,903.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,005,531.51 : 1,145,404,852.68 = 453,661,901.27 : x
  2. Step 2: Convert to fraction form
    830,005,531.51/1,145,404,852.68 = 453,661,901.27/x
  3. Step 3: Cross multiply
    830,005,531.51x = 1,145,404,852.68 × 453,661,901.27
  4. Step 4: Simplify right side
    830,005,531.51x = 519,626,543,192,945,600
  5. Step 5: Solve for x
    x = 519,626,543,192,945,600/830,005,531.51
  6. Step 6: Final answer
    x = 626,051,903.83

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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.