Home / 1,178,064,069.60-1,767,096,104.40-401,451,621.60

Finding the Fourth Proportional to 1,178,064,069.60, 1,767,096,104.40 and 401,451,621.60

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Solution

The fourth proportional to 1,178,064,069.60, 1,767,096,104.40 and 401,451,621.60 is: 602,177,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,064,069.60 : 1,767,096,104.40 = 401,451,621.60 : x
  2. Step 2: Convert to fraction form
    1,178,064,069.60/1,767,096,104.40 = 401,451,621.60/x
  3. Step 3: Cross multiply
    1,178,064,069.60x = 1,767,096,104.40 × 401,451,621.60
  4. Step 4: Simplify right side
    1,178,064,069.60x = 709,403,596,634,422,912
  5. Step 5: Solve for x
    x = 709,403,596,634,422,912/1,178,064,069.60
  6. Step 6: Final answer
    x = 602,177,432.40

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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.