Home / 156,634,232-216,142,587.60-90,558,989.52

Finding the Fourth Proportional to 156,634,232, 216,142,587.60 and 90,558,989.52

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Solution

The fourth proportional to 156,634,232, 216,142,587.60 and 90,558,989.52 is: 124,964,090.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,634,232 : 216,142,587.60 = 90,558,989.52 : x
  2. Step 2: Convert to fraction form
    156,634,232/216,142,587.60 = 90,558,989.52/x
  3. Step 3: Cross multiply
    156,634,232x = 216,142,587.60 × 90,558,989.52
  4. Step 4: Simplify right side
    156,634,232x = 19,573,654,325,294,080
  5. Step 5: Solve for x
    x = 19,573,654,325,294,080/156,634,232
  6. Step 6: Final answer
    x = 124,964,090.39

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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.