Home / 877,347,766,983.30-1,316,111,822,228.40-303,662,941,288.85

Finding the Fourth Proportional to 877,347,766,983.30, 1,316,111,822,228.40 and 303,662,941,288.85

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Solution

The fourth proportional to 877,347,766,983.30, 1,316,111,822,228.40 and 303,662,941,288.85 is: 455,525,621,700.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,347,766,983.30 : 1,316,111,822,228.40 = 303,662,941,288.85 : x
  2. Step 2: Convert to fraction form
    877,347,766,983.30/1,316,111,822,228.40 = 303,662,941,288.85/x
  3. Step 3: Cross multiply
    877,347,766,983.30x = 1,316,111,822,228.40 × 303,662,941,288.85
  4. Step 4: Simplify right side
    877,347,766,983.30x = 399,654,387,002,903,986,438,144
  5. Step 5: Solve for x
    x = 399,654,387,002,903,986,438,144/877,347,766,983.30
  6. Step 6: Final answer
    x = 455,525,621,700.83

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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.