Home / 785,376,000.40-1,178,064,000.60-267,634,368.40

Finding the Fourth Proportional to 785,376,000.40, 1,178,064,000.60 and 267,634,368.40

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Solution

The fourth proportional to 785,376,000.40, 1,178,064,000.60 and 267,634,368.40 is: 401,451,552.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,376,000.40 : 1,178,064,000.60 = 267,634,368.40 : x
  2. Step 2: Convert to fraction form
    785,376,000.40/1,178,064,000.60 = 267,634,368.40/x
  3. Step 3: Cross multiply
    785,376,000.40x = 1,178,064,000.60 × 267,634,368.40
  4. Step 4: Simplify right side
    785,376,000.40x = 315,290,414,735,358,208
  5. Step 5: Solve for x
    x = 315,290,414,735,358,208/785,376,000.40
  6. Step 6: Final answer
    x = 401,451,552.60

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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.