Home / 31,358,161,407.20-47,037,242,110.80-28,963,700,837.60

Finding the Fourth Proportional to 31,358,161,407.20, 47,037,242,110.80 and 28,963,700,837.60

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Solution

The fourth proportional to 31,358,161,407.20, 47,037,242,110.80 and 28,963,700,837.60 is: 43,445,551,256.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,358,161,407.20 : 47,037,242,110.80 = 28,963,700,837.60 : x
  2. Step 2: Convert to fraction form
    31,358,161,407.20/47,037,242,110.80 = 28,963,700,837.60/x
  3. Step 3: Cross multiply
    31,358,161,407.20x = 47,037,242,110.80 × 28,963,700,837.60
  4. Step 4: Simplify right side
    31,358,161,407.20x = 1,362,372,608,722,971,918,336
  5. Step 5: Solve for x
    x = 1,362,372,608,722,971,918,336/31,358,161,407.20
  6. Step 6: Final answer
    x = 43,445,551,256.40

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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.