Home / 18,895,725,350.40-28,343,588,025.60-11,549,084,966.40

Finding the Fourth Proportional to 18,895,725,350.40, 28,343,588,025.60 and 11,549,084,966.40

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Solution

The fourth proportional to 18,895,725,350.40, 28,343,588,025.60 and 11,549,084,966.40 is: 17,323,627,449.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,895,725,350.40 : 28,343,588,025.60 = 11,549,084,966.40 : x
  2. Step 2: Convert to fraction form
    18,895,725,350.40/28,343,588,025.60 = 11,549,084,966.40/x
  3. Step 3: Cross multiply
    18,895,725,350.40x = 28,343,588,025.60 × 11,549,084,966.40
  4. Step 4: Simplify right side
    18,895,725,350.40x = 327,342,506,360,291,983,360
  5. Step 5: Solve for x
    x = 327,342,506,360,291,983,360/18,895,725,350.40
  6. Step 6: Final answer
    x = 17,323,627,449.60

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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.