Home / 13,102,020,120.60-19,653,030,180.90-4,258,841,880.60

Finding the Fourth Proportional to 13,102,020,120.60, 19,653,030,180.90 and 4,258,841,880.60

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Solution

The fourth proportional to 13,102,020,120.60, 19,653,030,180.90 and 4,258,841,880.60 is: 6,388,262,820.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,102,020,120.60 : 19,653,030,180.90 = 4,258,841,880.60 : x
  2. Step 2: Convert to fraction form
    13,102,020,120.60/19,653,030,180.90 = 4,258,841,880.60/x
  3. Step 3: Cross multiply
    13,102,020,120.60x = 19,653,030,180.90 × 4,258,841,880.60
  4. Step 4: Simplify right side
    13,102,020,120.60x = 83,699,148,015,112,716,288
  5. Step 5: Solve for x
    x = 83,699,148,015,112,716,288/13,102,020,120.60
  6. Step 6: Final answer
    x = 6,388,262,820.90

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1.5x scale

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.