Home / 171,648,800.40-257,473,200.60-99,089,389.20

Finding the Fourth Proportional to 171,648,800.40, 257,473,200.60 and 99,089,389.20

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Solution

The fourth proportional to 171,648,800.40, 257,473,200.60 and 99,089,389.20 is: 148,634,083.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,648,800.40 : 257,473,200.60 = 99,089,389.20 : x
  2. Step 2: Convert to fraction form
    171,648,800.40/257,473,200.60 = 99,089,389.20/x
  3. Step 3: Cross multiply
    171,648,800.40x = 257,473,200.60 × 99,089,389.20
  4. Step 4: Simplify right side
    171,648,800.40x = 25,512,862,182,823,072
  5. Step 5: Solve for x
    x = 25,512,862,182,823,072/171,648,800.40
  6. Step 6: Final answer
    x = 148,634,083.80

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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.