Home / 43,130,113,017.30-64,698,422,400.63-12,874,863,017.70

Finding the Fourth Proportional to 43,130,113,017.30, 64,698,422,400.63 and 12,874,863,017.70

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Solution

The fourth proportional to 43,130,113,017.30, 64,698,422,400.63 and 12,874,863,017.70 is: 19,313,265,549.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,130,113,017.30 : 64,698,422,400.63 = 12,874,863,017.70 : x
  2. Step 2: Convert to fraction form
    43,130,113,017.30/64,698,422,400.63 = 12,874,863,017.70/x
  3. Step 3: Cross multiply
    43,130,113,017.30x = 64,698,422,400.63 × 12,874,863,017.70
  4. Step 4: Simplify right side
    43,130,113,017.30x = 832,983,325,869,378,764,800
  5. Step 5: Solve for x
    x = 832,983,325,869,378,764,800/43,130,113,017.30
  6. Step 6: Final answer
    x = 19,313,265,549.18

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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.