Home / 877,347,766,982.30-1,316,111,822,226.90-303,662,941,287.85

Finding the Fourth Proportional to 877,347,766,982.30, 1,316,111,822,226.90 and 303,662,941,287.85

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Solution

The fourth proportional to 877,347,766,982.30, 1,316,111,822,226.90 and 303,662,941,287.85 is: 455,525,621,699.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,347,766,982.30 : 1,316,111,822,226.90 = 303,662,941,287.85 : x
  2. Step 2: Convert to fraction form
    877,347,766,982.30/1,316,111,822,226.90 = 303,662,941,287.85/x
  3. Step 3: Cross multiply
    877,347,766,982.30x = 1,316,111,822,226.90 × 303,662,941,287.85
  4. Step 4: Simplify right side
    877,347,766,982.30x = 399,654,387,001,132,379,537,408
  5. Step 5: Solve for x
    x = 399,654,387,001,132,379,537,408/877,347,766,982.30
  6. Step 6: Final answer
    x = 455,525,621,699.33

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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.