Home / 275,604,690.16-380,334,264.51-151,845,367.29

Finding the Fourth Proportional to 275,604,690.16, 380,334,264.51 and 151,845,367.29

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Solution

The fourth proportional to 275,604,690.16, 380,334,264.51 and 151,845,367.29 is: 209,546,492.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,604,690.16 : 380,334,264.51 = 151,845,367.29 : x
  2. Step 2: Convert to fraction form
    275,604,690.16/380,334,264.51 = 151,845,367.29/x
  3. Step 3: Cross multiply
    275,604,690.16x = 380,334,264.51 × 151,845,367.29
  4. Step 4: Simplify right side
    275,604,690.16x = 57,751,996,087,492,960
  5. Step 5: Solve for x
    x = 57,751,996,087,492,960/275,604,690.16
  6. Step 6: Final answer
    x = 209,546,492.31

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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.