Home / 254,365,398.15-351,100,370.85-148,547,357.34

Finding the Fourth Proportional to 254,365,398.15, 351,100,370.85 and 148,547,357.34

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Solution

The fourth proportional to 254,365,398.15, 351,100,370.85 and 148,547,357.34 is: 205,039,807.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,365,398.15 : 351,100,370.85 = 148,547,357.34 : x
  2. Step 2: Convert to fraction form
    254,365,398.15/351,100,370.85 = 148,547,357.34/x
  3. Step 3: Cross multiply
    254,365,398.15x = 351,100,370.85 × 148,547,357.34
  4. Step 4: Simplify right side
    254,365,398.15x = 52,155,032,250,861,472
  5. Step 5: Solve for x
    x = 52,155,032,250,861,472/254,365,398.15
  6. Step 6: Final answer
    x = 205,039,807.42

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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.