Home / 758,328,017.60-1,137,492,026.40-670,652,062.40

Finding the Fourth Proportional to 758,328,017.60, 1,137,492,026.40 and 670,652,062.40

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Solution

The fourth proportional to 758,328,017.60, 1,137,492,026.40 and 670,652,062.40 is: 1,005,978,093.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,328,017.60 : 1,137,492,026.40 = 670,652,062.40 : x
  2. Step 2: Convert to fraction form
    758,328,017.60/1,137,492,026.40 = 670,652,062.40/x
  3. Step 3: Cross multiply
    758,328,017.60x = 1,137,492,026.40 × 670,652,062.40
  4. Step 4: Simplify right side
    758,328,017.60x = 762,861,373,468,715,264
  5. Step 5: Solve for x
    x = 762,861,373,468,715,264/758,328,017.60
  6. Step 6: Final answer
    x = 1,005,978,093.60

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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.