Home / 808,080,811.50-1,115,151,033.02-436,802,853.80

Finding the Fourth Proportional to 808,080,811.50, 1,115,151,033.02 and 436,802,853.80

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Solution

The fourth proportional to 808,080,811.50, 1,115,151,033.02 and 436,802,853.80 is: 602,787,675.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,080,811.50 : 1,115,151,033.02 = 436,802,853.80 : x
  2. Step 2: Convert to fraction form
    808,080,811.50/1,115,151,033.02 = 436,802,853.80/x
  3. Step 3: Cross multiply
    808,080,811.50x = 1,115,151,033.02 × 436,802,853.80
  4. Step 4: Simplify right side
    808,080,811.50x = 487,101,153,641,154,048
  5. Step 5: Solve for x
    x = 487,101,153,641,154,048/808,080,811.50
  6. Step 6: Final answer
    x = 602,787,675.08

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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.