Home / 306,099,009.40-459,148,514.10-167,871,205.30

Finding the Fourth Proportional to 306,099,009.40, 459,148,514.10 and 167,871,205.30

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Solution

The fourth proportional to 306,099,009.40, 459,148,514.10 and 167,871,205.30 is: 251,806,807.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,099,009.40 : 459,148,514.10 = 167,871,205.30 : x
  2. Step 2: Convert to fraction form
    306,099,009.40/459,148,514.10 = 167,871,205.30/x
  3. Step 3: Cross multiply
    306,099,009.40x = 459,148,514.10 × 167,871,205.30
  4. Step 4: Simplify right side
    306,099,009.40x = 77,077,814,473,671,056
  5. Step 5: Solve for x
    x = 77,077,814,473,671,056/306,099,009.40
  6. Step 6: Final answer
    x = 251,806,807.95

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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.