Home / 85,280,433.51-117,686,998.35-46,122,210.06

Finding the Fourth Proportional to 85,280,433.51, 117,686,998.35 and 46,122,210.06

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Solution

The fourth proportional to 85,280,433.51, 117,686,998.35 and 46,122,210.06 is: 63,648,649.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,280,433.51 : 117,686,998.35 = 46,122,210.06 : x
  2. Step 2: Convert to fraction form
    85,280,433.51/117,686,998.35 = 46,122,210.06/x
  3. Step 3: Cross multiply
    85,280,433.51x = 117,686,998.35 × 46,122,210.06
  4. Step 4: Simplify right side
    85,280,433.51x = 5,427,984,459,229,573
  5. Step 5: Solve for x
    x = 5,427,984,459,229,573/85,280,433.51
  6. Step 6: Final answer
    x = 63,648,649.94

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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.