Home / 155,492,227.80-214,575,167.34-85,876,110.36

Finding the Fourth Proportional to 155,492,227.80, 214,575,167.34 and 85,876,110.36

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Solution

The fourth proportional to 155,492,227.80, 214,575,167.34 and 85,876,110.36 is: 118,506,764.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,492,227.80 : 214,575,167.34 = 85,876,110.36 : x
  2. Step 2: Convert to fraction form
    155,492,227.80/214,575,167.34 = 85,876,110.36/x
  3. Step 3: Cross multiply
    155,492,227.80x = 214,575,167.34 × 85,876,110.36
  4. Step 4: Simplify right side
    155,492,227.80x = 18,426,880,751,005,308
  5. Step 5: Solve for x
    x = 18,426,880,751,005,308/155,492,227.80
  6. Step 6: Final answer
    x = 118,506,764.05

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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.