Home / 101,089,689.40-151,634,534.10-36,403,478.20

Finding the Fourth Proportional to 101,089,689.40, 151,634,534.10 and 36,403,478.20

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Solution

The fourth proportional to 101,089,689.40, 151,634,534.10 and 36,403,478.20 is: 54,605,217.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,089,689.40 : 151,634,534.10 = 36,403,478.20 : x
  2. Step 2: Convert to fraction form
    101,089,689.40/151,634,534.10 = 36,403,478.20/x
  3. Step 3: Cross multiply
    101,089,689.40x = 151,634,534.10 × 36,403,478.20
  4. Step 4: Simplify right side
    101,089,689.40x = 5,520,024,456,476,507
  5. Step 5: Solve for x
    x = 5,520,024,456,476,507/101,089,689.40
  6. Step 6: Final answer
    x = 54,605,217.30

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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.