Home / 529,028,444.07-729,971,007.01-294,047,155.85

Finding the Fourth Proportional to 529,028,444.07, 729,971,007.01 and 294,047,155.85

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Solution

The fourth proportional to 529,028,444.07, 729,971,007.01 and 294,047,155.85 is: 405,736,025.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,028,444.07 : 729,971,007.01 = 294,047,155.85 : x
  2. Step 2: Convert to fraction form
    529,028,444.07/729,971,007.01 = 294,047,155.85/x
  3. Step 3: Cross multiply
    529,028,444.07x = 729,971,007.01 × 294,047,155.85
  4. Step 4: Simplify right side
    529,028,444.07x = 214,645,898,459,865,984
  5. Step 5: Solve for x
    x = 214,645,898,459,865,984/529,028,444.07
  6. Step 6: Final answer
    x = 405,736,025.85

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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.