Home / 1,161,919,196.58-1,603,482,096.36-633,317,420.22

Finding the Fourth Proportional to 1,161,919,196.58, 1,603,482,096.36 and 633,317,420.22

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Solution

The fourth proportional to 1,161,919,196.58, 1,603,482,096.36 and 633,317,420.22 is: 873,996,356.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,919,196.58 : 1,603,482,096.36 = 633,317,420.22 : x
  2. Step 2: Convert to fraction form
    1,161,919,196.58/1,603,482,096.36 = 633,317,420.22/x
  3. Step 3: Cross multiply
    1,161,919,196.58x = 1,603,482,096.36 × 633,317,420.22
  4. Step 4: Simplify right side
    1,161,919,196.58x = 1,015,513,144,635,672,576
  5. Step 5: Solve for x
    x = 1,015,513,144,635,672,576/1,161,919,196.58
  6. Step 6: Final answer
    x = 873,996,356.74

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Double scale
Find fourth proportional to 1,161,919,197.58, 1,603,482,097.74 and 633,317,421.22
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1.5x scale

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.