Home / 269,089,603.20-403,634,404.80-266,538,686.40

Finding the Fourth Proportional to 269,089,603.20, 403,634,404.80 and 266,538,686.40

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Solution

The fourth proportional to 269,089,603.20, 403,634,404.80 and 266,538,686.40 is: 399,808,029.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,089,603.20 : 403,634,404.80 = 266,538,686.40 : x
  2. Step 2: Convert to fraction form
    269,089,603.20/403,634,404.80 = 266,538,686.40/x
  3. Step 3: Cross multiply
    269,089,603.20x = 403,634,404.80 × 266,538,686.40
  4. Step 4: Simplify right side
    269,089,603.20x = 107,584,184,041,237,856
  5. Step 5: Solve for x
    x = 107,584,184,041,237,856/269,089,603.20
  6. Step 6: Final answer
    x = 399,808,029.60

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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.