Home / 301,527,089.70-452,290,634.55-129,021,341.10

Finding the Fourth Proportional to 301,527,089.70, 452,290,634.55 and 129,021,341.10

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Solution

The fourth proportional to 301,527,089.70, 452,290,634.55 and 129,021,341.10 is: 193,532,011.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,527,089.70 : 452,290,634.55 = 129,021,341.10 : x
  2. Step 2: Convert to fraction form
    301,527,089.70/452,290,634.55 = 129,021,341.10/x
  3. Step 3: Cross multiply
    301,527,089.70x = 452,290,634.55 × 129,021,341.10
  4. Step 4: Simplify right side
    301,527,089.70x = 58,355,144,236,610,992
  5. Step 5: Solve for x
    x = 58,355,144,236,610,992/301,527,089.70
  6. Step 6: Final answer
    x = 193,532,011.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.