Home / 349,848,018.40-524,016,200.40-289,381,842.40

Finding the Fourth Proportional to 349,848,018.40, 524,016,200.40 and 289,381,842.40

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Solution

The fourth proportional to 349,848,018.40, 524,016,200.40 and 289,381,842.40 is: 433,447,570.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,848,018.40 : 524,016,200.40 = 289,381,842.40 : x
  2. Step 2: Convert to fraction form
    349,848,018.40/524,016,200.40 = 289,381,842.40/x
  3. Step 3: Cross multiply
    349,848,018.40x = 524,016,200.40 × 289,381,842.40
  4. Step 4: Simplify right side
    349,848,018.40x = 151,640,773,519,199,584
  5. Step 5: Solve for x
    x = 151,640,773,519,199,584/349,848,018.40
  6. Step 6: Final answer
    x = 433,447,570.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.