Home / 265,490,019.16-366,374,917.74-154,003,407.64

Finding the Fourth Proportional to 265,490,019.16, 366,374,917.74 and 154,003,407.64

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Solution

The fourth proportional to 265,490,019.16, 366,374,917.74 and 154,003,407.64 is: 212,523,943.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,490,019.16 : 366,374,917.74 = 154,003,407.64 : x
  2. Step 2: Convert to fraction form
    265,490,019.16/366,374,917.74 = 154,003,407.64/x
  3. Step 3: Cross multiply
    265,490,019.16x = 366,374,917.74 × 154,003,407.64
  4. Step 4: Simplify right side
    265,490,019.16x = 56,422,985,805,784,680
  5. Step 5: Solve for x
    x = 56,422,985,805,784,680/265,490,019.16
  6. Step 6: Final answer
    x = 212,523,943.40

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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.