Home / 832,122,996.80-1,148,366,965.92-455,806,068.80

Finding the Fourth Proportional to 832,122,996.80, 1,148,366,965.92 and 455,806,068.80

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Solution

The fourth proportional to 832,122,996.80, 1,148,366,965.92 and 455,806,068.80 is: 629,032,768.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,122,996.80 : 1,148,366,965.92 = 455,806,068.80 : x
  2. Step 2: Convert to fraction form
    832,122,996.80/1,148,366,965.92 = 455,806,068.80/x
  3. Step 3: Cross multiply
    832,122,996.80x = 1,148,366,965.92 × 455,806,068.80
  4. Step 4: Simplify right side
    832,122,996.80x = 523,432,632,275,778,816
  5. Step 5: Solve for x
    x = 523,432,632,275,778,816/832,122,996.80
  6. Step 6: Final answer
    x = 629,032,768.34

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Double scale
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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.