Home / 1,110,065,048,948.50-1,663,922,379,240.10-373,389,141,080.80

Finding the Fourth Proportional to 1,110,065,048,948.50, 1,663,922,379,240.10 and 373,389,141,080.80

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Solution

The fourth proportional to 1,110,065,048,948.50, 1,663,922,379,240.10 and 373,389,141,080.80 is: 559,688,415,195.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,065,048,948.50 : 1,663,922,379,240.10 = 373,389,141,080.80 : x
  2. Step 2: Convert to fraction form
    1,110,065,048,948.50/1,663,922,379,240.10 = 373,389,141,080.80/x
  3. Step 3: Cross multiply
    1,110,065,048,948.50x = 1,663,922,379,240.10 × 373,389,141,080.80
  4. Step 4: Simplify right side
    1,110,065,048,948.50x = 621,290,548,009,582,167,326,720
  5. Step 5: Solve for x
    x = 621,290,548,009,582,167,326,720/1,110,065,048,948.50
  6. Step 6: Final answer
    x = 559,688,415,195.21

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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.