Home / 154,343,609.94-212,699,825.80-151,506,711.47

Finding the Fourth Proportional to 154,343,609.94, 212,699,825.80 and 151,506,711.47

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Solution

The fourth proportional to 154,343,609.94, 212,699,825.80 and 151,506,711.47 is: 208,790,316.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,343,609.94 : 212,699,825.80 = 151,506,711.47 : x
  2. Step 2: Convert to fraction form
    154,343,609.94/212,699,825.80 = 151,506,711.47/x
  3. Step 3: Cross multiply
    154,343,609.94x = 212,699,825.80 × 151,506,711.47
  4. Step 4: Simplify right side
    154,343,609.94x = 32,225,451,137,352,848
  5. Step 5: Solve for x
    x = 32,225,451,137,352,848/154,343,609.94
  6. Step 6: Final answer
    x = 208,790,316.29

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.