Home / 524,477,142.35-723,774,774.48-286,322,326.75

Finding the Fourth Proportional to 524,477,142.35, 723,774,774.48 and 286,322,326.75

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Solution

The fourth proportional to 524,477,142.35, 723,774,774.48 and 286,322,326.75 is: 395,122,800.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,477,142.35 : 723,774,774.48 = 286,322,326.75 : x
  2. Step 2: Convert to fraction form
    524,477,142.35/723,774,774.48 = 286,322,326.75/x
  3. Step 3: Cross multiply
    524,477,142.35x = 723,774,774.48 × 286,322,326.75
  4. Step 4: Simplify right side
    524,477,142.35x = 207,232,877,472,070,112
  5. Step 5: Solve for x
    x = 207,232,877,472,070,112/524,477,142.35
  6. Step 6: Final answer
    x = 395,122,800.86

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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.