Home / 1,043,925,975.03-1,566,585,220.88-379,939,809.78

Finding the Fourth Proportional to 1,043,925,975.03, 1,566,585,220.88 and 379,939,809.78

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Solution

The fourth proportional to 1,043,925,975.03, 1,566,585,220.88 and 379,939,809.78 is: 570,163,119.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,925,975.03 : 1,566,585,220.88 = 379,939,809.78 : x
  2. Step 2: Convert to fraction form
    1,043,925,975.03/1,566,585,220.88 = 379,939,809.78/x
  3. Step 3: Cross multiply
    1,043,925,975.03x = 1,566,585,220.88 × 379,939,809.78
  4. Step 4: Simplify right side
    1,043,925,975.03x = 595,208,090,823,406,720
  5. Step 5: Solve for x
    x = 595,208,090,823,406,720/1,043,925,975.03
  6. Step 6: Final answer
    x = 570,163,119.86

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1.5x scale

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.