Home / 66,742,715,015.81-92,112,842,773.77-39,646,096,389.08

Finding the Fourth Proportional to 66,742,715,015.81, 92,112,842,773.77 and 39,646,096,389.08

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Solution

The fourth proportional to 66,742,715,015.81, 92,112,842,773.77 and 39,646,096,389.08 is: 54,716,303,381.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,742,715,015.81 : 92,112,842,773.77 = 39,646,096,389.08 : x
  2. Step 2: Convert to fraction form
    66,742,715,015.81/92,112,842,773.77 = 39,646,096,389.08/x
  3. Step 3: Cross multiply
    66,742,715,015.81x = 92,112,842,773.77 × 39,646,096,389.08
  4. Step 4: Simplify right side
    66,742,715,015.81x = 3,651,914,643,280,714,268,672
  5. Step 5: Solve for x
    x = 3,651,914,643,280,714,268,672/66,742,715,015.81
  6. Step 6: Final answer
    x = 54,716,303,381.06

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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.