Home / 306,099,010.40-459,148,515.60-167,871,206.30

Finding the Fourth Proportional to 306,099,010.40, 459,148,515.60 and 167,871,206.30

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Solution

The fourth proportional to 306,099,010.40, 459,148,515.60 and 167,871,206.30 is: 251,806,809.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,099,010.40 : 459,148,515.60 = 167,871,206.30 : x
  2. Step 2: Convert to fraction form
    306,099,010.40/459,148,515.60 = 167,871,206.30/x
  3. Step 3: Cross multiply
    306,099,010.40x = 459,148,515.60 × 167,871,206.30
  4. Step 4: Simplify right side
    306,099,010.40x = 77,077,815,184,626,384
  5. Step 5: Solve for x
    x = 77,077,815,184,626,384/306,099,010.40
  6. Step 6: Final answer
    x = 251,806,809.45

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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.