Home / 257,140,036.25-354,847,214.31-151,300,306.87

Finding the Fourth Proportional to 257,140,036.25, 354,847,214.31 and 151,300,306.87

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Solution

The fourth proportional to 257,140,036.25, 354,847,214.31 and 151,300,306.87 is: 208,790,872.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,140,036.25 : 354,847,214.31 = 151,300,306.87 : x
  2. Step 2: Convert to fraction form
    257,140,036.25/354,847,214.31 = 151,300,306.87/x
  3. Step 3: Cross multiply
    257,140,036.25x = 354,847,214.31 × 151,300,306.87
  4. Step 4: Simplify right side
    257,140,036.25x = 53,688,492,415,613,160
  5. Step 5: Solve for x
    x = 53,688,492,415,613,160/257,140,036.25
  6. Step 6: Final answer
    x = 208,790,872.08

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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.