Home / 493,658,620,868.34-681,194,426,909.90-276,840,197,026.02

Finding the Fourth Proportional to 493,658,620,868.34, 681,194,426,909.90 and 276,840,197,026.02

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Solution

The fourth proportional to 493,658,620,868.34, 681,194,426,909.90 and 276,840,197,026.02 is: 382,008,925,575.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,658,620,868.34 : 681,194,426,909.90 = 276,840,197,026.02 : x
  2. Step 2: Convert to fraction form
    493,658,620,868.34/681,194,426,909.90 = 276,840,197,026.02/x
  3. Step 3: Cross multiply
    493,658,620,868.34x = 681,194,426,909.90 × 276,840,197,026.02
  4. Step 4: Simplify right side
    493,658,620,868.34x = 188,581,999,358,763,516,035,072
  5. Step 5: Solve for x
    x = 188,581,999,358,763,516,035,072/493,658,620,868.34
  6. Step 6: Final answer
    x = 382,008,925,575.03

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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.