Home / 1,173,504,085.60-1,760,256,128.40-355,657,064.80

Finding the Fourth Proportional to 1,173,504,085.60, 1,760,256,128.40 and 355,657,064.80

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Solution

The fourth proportional to 1,173,504,085.60, 1,760,256,128.40 and 355,657,064.80 is: 533,485,597.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,504,085.60 : 1,760,256,128.40 = 355,657,064.80 : x
  2. Step 2: Convert to fraction form
    1,173,504,085.60/1,760,256,128.40 = 355,657,064.80/x
  3. Step 3: Cross multiply
    1,173,504,085.60x = 1,760,256,128.40 × 355,657,064.80
  4. Step 4: Simplify right side
    1,173,504,085.60x = 626,047,527,922,956,032
  5. Step 5: Solve for x
    x = 626,047,527,922,956,032/1,173,504,085.60
  6. Step 6: Final answer
    x = 533,485,597.20

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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.