Home / 478,317,686.40-717,476,529.60-362,676,124.80

Finding the Fourth Proportional to 478,317,686.40, 717,476,529.60 and 362,676,124.80

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Solution

The fourth proportional to 478,317,686.40, 717,476,529.60 and 362,676,124.80 is: 544,014,187.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,317,686.40 : 717,476,529.60 = 362,676,124.80 : x
  2. Step 2: Convert to fraction form
    478,317,686.40/717,476,529.60 = 362,676,124.80/x
  3. Step 3: Cross multiply
    478,317,686.40x = 717,476,529.60 × 362,676,124.80
  4. Step 4: Simplify right side
    478,317,686.40x = 260,211,607,390,280,512
  5. Step 5: Solve for x
    x = 260,211,607,390,280,512/478,317,686.40
  6. Step 6: Final answer
    x = 544,014,187.20

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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.