Home / 1,182,811,599.88-1,632,213,886.02-646,857,419.08

Finding the Fourth Proportional to 1,182,811,599.88, 1,632,213,886.02 and 646,857,419.08

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Solution

The fourth proportional to 1,182,811,599.88, 1,632,213,886.02 and 646,857,419.08 is: 892,627,077.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,811,599.88 : 1,632,213,886.02 = 646,857,419.08 : x
  2. Step 2: Convert to fraction form
    1,182,811,599.88/1,632,213,886.02 = 646,857,419.08/x
  3. Step 3: Cross multiply
    1,182,811,599.88x = 1,632,213,886.02 × 646,857,419.08
  4. Step 4: Simplify right side
    1,182,811,599.88x = 1,055,809,661,697,434,496
  5. Step 5: Solve for x
    x = 1,055,809,661,697,434,496/1,182,811,599.88
  6. Step 6: Final answer
    x = 892,627,077.55

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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.