Home / 85,635,988.40-118,178,797.74-46,478,234.54

Finding the Fourth Proportional to 85,635,988.40, 118,178,797.74 and 46,478,234.54

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Solution

The fourth proportional to 85,635,988.40, 118,178,797.74 and 46,478,234.54 is: 64,140,579.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,635,988.40 : 118,178,797.74 = 46,478,234.54 : x
  2. Step 2: Convert to fraction form
    85,635,988.40/118,178,797.74 = 46,478,234.54/x
  3. Step 3: Cross multiply
    85,635,988.40x = 118,178,797.74 × 46,478,234.54
  4. Step 4: Simplify right side
    85,635,988.40x = 5,492,741,879,136,095
  5. Step 5: Solve for x
    x = 5,492,741,879,136,095/85,635,988.40
  6. Step 6: Final answer
    x = 64,140,579.00

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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.