Home / 162,957,599.18-225,473,662.02-142,093,139.42

Finding the Fourth Proportional to 162,957,599.18, 225,473,662.02 and 142,093,139.42

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Solution

The fourth proportional to 162,957,599.18, 225,473,662.02 and 142,093,139.42 is: 196,604,887.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,957,599.18 : 225,473,662.02 = 142,093,139.42 : x
  2. Step 2: Convert to fraction form
    162,957,599.18/225,473,662.02 = 142,093,139.42/x
  3. Step 3: Cross multiply
    162,957,599.18x = 225,473,662.02 × 142,093,139.42
  4. Step 4: Simplify right side
    162,957,599.18x = 32,038,260,492,945,816
  5. Step 5: Solve for x
    x = 32,038,260,492,945,816/162,957,599.18
  6. Step 6: Final answer
    x = 196,604,887.74

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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.