Home / 874,326,532.60-1,311,495,436.14-349,739,459.56

Finding the Fourth Proportional to 874,326,532.60, 1,311,495,436.14 and 349,739,459.56

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Solution

The fourth proportional to 874,326,532.60, 1,311,495,436.14 and 349,739,459.56 is: 524,611,444.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,326,532.60 : 1,311,495,436.14 = 349,739,459.56 : x
  2. Step 2: Convert to fraction form
    874,326,532.60/1,311,495,436.14 = 349,739,459.56/x
  3. Step 3: Cross multiply
    874,326,532.60x = 1,311,495,436.14 × 349,739,459.56
  4. Step 4: Simplify right side
    874,326,532.60x = 458,681,705,051,010,112
  5. Step 5: Solve for x
    x = 458,681,705,051,010,112/874,326,532.60
  6. Step 6: Final answer
    x = 524,611,444.29

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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.