Home / 835,387,270.08-1,152,766,943.49-482,985,970.89

Finding the Fourth Proportional to 835,387,270.08, 1,152,766,943.49 and 482,985,970.89

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Solution

The fourth proportional to 835,387,270.08, 1,152,766,943.49 and 482,985,970.89 is: 666,481,620.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,387,270.08 : 1,152,766,943.49 = 482,985,970.89 : x
  2. Step 2: Convert to fraction form
    835,387,270.08/1,152,766,943.49 = 482,985,970.89/x
  3. Step 3: Cross multiply
    835,387,270.08x = 1,152,766,943.49 × 482,985,970.89
  4. Step 4: Simplify right side
    835,387,270.08x = 556,770,261,411,415,424
  5. Step 5: Solve for x
    x = 556,770,261,411,415,424/835,387,270.08
  6. Step 6: Final answer
    x = 666,481,620.38

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Double scale
Find fourth proportional to 835,387,271.08, 1,152,766,944.87 and 482,985,971.89
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1.5x scale

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.