Home / 2,911,657,927.40-4,367,486,891.10-1,279,071,175.40

Finding the Fourth Proportional to 2,911,657,927.40, 4,367,486,891.10 and 1,279,071,175.40

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Solution

The fourth proportional to 2,911,657,927.40, 4,367,486,891.10 and 1,279,071,175.40 is: 1,918,606,763.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,657,927.40 : 4,367,486,891.10 = 1,279,071,175.40 : x
  2. Step 2: Convert to fraction form
    2,911,657,927.40/4,367,486,891.10 = 1,279,071,175.40/x
  3. Step 3: Cross multiply
    2,911,657,927.40x = 4,367,486,891.10 × 1,279,071,175.40
  4. Step 4: Simplify right side
    2,911,657,927.40x = 5,586,326,591,343,369,216
  5. Step 5: Solve for x
    x = 5,586,326,591,343,369,216/2,911,657,927.40
  6. Step 6: Final answer
    x = 1,918,606,763.10

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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.