Home / 2,889,561,556.32-3,987,527,126.56-1,700,207,559.28

Finding the Fourth Proportional to 2,889,561,556.32, 3,987,527,126.56 and 1,700,207,559.28

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Solution

The fourth proportional to 2,889,561,556.32, 3,987,527,126.56 and 1,700,207,559.28 is: 2,346,246,526.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,561,556.32 : 3,987,527,126.56 = 1,700,207,559.28 : x
  2. Step 2: Convert to fraction form
    2,889,561,556.32/3,987,527,126.56 = 1,700,207,559.28/x
  3. Step 3: Cross multiply
    2,889,561,556.32x = 3,987,527,126.56 × 1,700,207,559.28
  4. Step 4: Simplify right side
    2,889,561,556.32x = 6,779,623,763,411,368,960
  5. Step 5: Solve for x
    x = 6,779,623,763,411,368,960/2,889,561,556.32
  6. Step 6: Final answer
    x = 2,346,246,526.08

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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.