Home / 2,157,621,668.55-2,977,525,749.56-1,167,547,085.55

Finding the Fourth Proportional to 2,157,621,668.55, 2,977,525,749.56 and 1,167,547,085.55

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Solution

The fourth proportional to 2,157,621,668.55, 2,977,525,749.56 and 1,167,547,085.55 is: 1,611,219,224.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,621,668.55 : 2,977,525,749.56 = 1,167,547,085.55 : x
  2. Step 2: Convert to fraction form
    2,157,621,668.55/2,977,525,749.56 = 1,167,547,085.55/x
  3. Step 3: Cross multiply
    2,157,621,668.55x = 2,977,525,749.56 × 1,167,547,085.55
  4. Step 4: Simplify right side
    2,157,621,668.55x = 3,476,401,511,043,019,264
  5. Step 5: Solve for x
    x = 3,476,401,511,043,019,264/2,157,621,668.55
  6. Step 6: Final answer
    x = 1,611,219,224.26

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1.5x scale

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.