Home / 66,742,715,019.32-92,112,842,778.60-39,646,096,392.59

Finding the Fourth Proportional to 66,742,715,019.32, 92,112,842,778.60 and 39,646,096,392.59

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Solution

The fourth proportional to 66,742,715,019.32, 92,112,842,778.60 and 39,646,096,392.59 is: 54,716,303,385.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,742,715,019.32 : 92,112,842,778.60 = 39,646,096,392.59 : x
  2. Step 2: Convert to fraction form
    66,742,715,019.32/92,112,842,778.60 = 39,646,096,392.59/x
  3. Step 3: Cross multiply
    66,742,715,019.32x = 92,112,842,778.60 × 39,646,096,392.59
  4. Step 4: Simplify right side
    66,742,715,019.32x = 3,651,914,643,795,863,404,544
  5. Step 5: Solve for x
    x = 3,651,914,643,795,863,404,544/66,742,715,019.32
  6. Step 6: Final answer
    x = 54,716,303,385.90

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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.