Home / 1,147,726,472.58-1,584,351,247.23-771,601,199.22

Finding the Fourth Proportional to 1,147,726,472.58, 1,584,351,247.23 and 771,601,199.22

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Solution

The fourth proportional to 1,147,726,472.58, 1,584,351,247.23 and 771,601,199.22 is: 1,065,138,211.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,726,472.58 : 1,584,351,247.23 = 771,601,199.22 : x
  2. Step 2: Convert to fraction form
    1,147,726,472.58/1,584,351,247.23 = 771,601,199.22/x
  3. Step 3: Cross multiply
    1,147,726,472.58x = 1,584,351,247.23 × 771,601,199.22
  4. Step 4: Simplify right side
    1,147,726,472.58x = 1,222,487,322,348,370,688
  5. Step 5: Solve for x
    x = 1,222,487,322,348,370,688/1,147,726,472.58
  6. Step 6: Final answer
    x = 1,065,138,211.55

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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.