Home / 1,072,070,331.21-1,479,492,941.49-595,780,773.89

Finding the Fourth Proportional to 1,072,070,331.21, 1,479,492,941.49 and 595,780,773.89

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Solution

The fourth proportional to 1,072,070,331.21, 1,479,492,941.49 and 595,780,773.89 is: 822,197,409.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,070,331.21 : 1,479,492,941.49 = 595,780,773.89 : x
  2. Step 2: Convert to fraction form
    1,072,070,331.21/1,479,492,941.49 = 595,780,773.89/x
  3. Step 3: Cross multiply
    1,072,070,331.21x = 1,479,492,941.49 × 595,780,773.89
  4. Step 4: Simplify right side
    1,072,070,331.21x = 881,453,449,638,307,200
  5. Step 5: Solve for x
    x = 881,453,449,638,307,200/1,072,070,331.21
  6. Step 6: Final answer
    x = 822,197,409.98

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.