Home / 145,503,367.07-218,174,300.96-48,406,070.07

Finding the Fourth Proportional to 145,503,367.07, 218,174,300.96 and 48,406,070.07

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Solution

The fourth proportional to 145,503,367.07, 218,174,300.96 and 48,406,070.07 is: 72,582,241.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,503,367.07 : 218,174,300.96 = 48,406,070.07 : x
  2. Step 2: Convert to fraction form
    145,503,367.07/218,174,300.96 = 48,406,070.07/x
  3. Step 3: Cross multiply
    145,503,367.07x = 218,174,300.96 × 48,406,070.07
  4. Step 4: Simplify right side
    145,503,367.07x = 10,560,960,499,500,998
  5. Step 5: Solve for x
    x = 10,560,960,499,500,998/145,503,367.07
  6. Step 6: Final answer
    x = 72,582,241.31

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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.