Home / 255,789,582.48-352,993,253.40-156,634,151.76

Finding the Fourth Proportional to 255,789,582.48, 352,993,253.40 and 156,634,151.76

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Solution

The fourth proportional to 255,789,582.48, 352,993,253.40 and 156,634,151.76 is: 216,157,352.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,789,582.48 : 352,993,253.40 = 156,634,151.76 : x
  2. Step 2: Convert to fraction form
    255,789,582.48/352,993,253.40 = 156,634,151.76/x
  3. Step 3: Cross multiply
    255,789,582.48x = 352,993,253.40 × 156,634,151.76
  4. Step 4: Simplify right side
    255,789,582.48x = 55,290,798,823,311,728
  5. Step 5: Solve for x
    x = 55,290,798,823,311,728/255,789,582.48
  6. Step 6: Final answer
    x = 216,157,352.02

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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.