Home / 18,895,725,348.40-28,343,588,022.60-11,549,084,964.40

Finding the Fourth Proportional to 18,895,725,348.40, 28,343,588,022.60 and 11,549,084,964.40

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Solution

The fourth proportional to 18,895,725,348.40, 28,343,588,022.60 and 11,549,084,964.40 is: 17,323,627,446.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,895,725,348.40 : 28,343,588,022.60 = 11,549,084,964.40 : x
  2. Step 2: Convert to fraction form
    18,895,725,348.40/28,343,588,022.60 = 11,549,084,964.40/x
  3. Step 3: Cross multiply
    18,895,725,348.40x = 28,343,588,022.60 × 11,549,084,964.40
  4. Step 4: Simplify right side
    18,895,725,348.40x = 327,342,506,268,957,540,352
  5. Step 5: Solve for x
    x = 327,342,506,268,957,540,352/18,895,725,348.40
  6. Step 6: Final answer
    x = 17,323,627,446.60

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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.