Home / 3,219,912,330.20-4,829,868,495.30-1,038,878,466.20

Finding the Fourth Proportional to 3,219,912,330.20, 4,829,868,495.30 and 1,038,878,466.20

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Solution

The fourth proportional to 3,219,912,330.20, 4,829,868,495.30 and 1,038,878,466.20 is: 1,558,317,699.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,912,330.20 : 4,829,868,495.30 = 1,038,878,466.20 : x
  2. Step 2: Convert to fraction form
    3,219,912,330.20/4,829,868,495.30 = 1,038,878,466.20/x
  3. Step 3: Cross multiply
    3,219,912,330.20x = 4,829,868,495.30 × 1,038,878,466.20
  4. Step 4: Simplify right side
    3,219,912,330.20x = 5,017,646,374,344,966,144
  5. Step 5: Solve for x
    x = 5,017,646,374,344,966,144/3,219,912,330.20
  6. Step 6: Final answer
    x = 1,558,317,699.30

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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.