Home / 623,966,446.20-935,697,726.90-214,811,988.60

Finding the Fourth Proportional to 623,966,446.20, 935,697,726.90 and 214,811,988.60

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Solution

The fourth proportional to 623,966,446.20, 935,697,726.90 and 214,811,988.60 is: 322,131,247.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,966,446.20 : 935,697,726.90 = 214,811,988.60 : x
  2. Step 2: Convert to fraction form
    623,966,446.20/935,697,726.90 = 214,811,988.60/x
  3. Step 3: Cross multiply
    623,966,446.20x = 935,697,726.90 × 214,811,988.60
  4. Step 4: Simplify right side
    623,966,446.20x = 200,999,089,443,888,704
  5. Step 5: Solve for x
    x = 200,999,089,443,888,704/623,966,446.20
  6. Step 6: Final answer
    x = 322,131,247.07

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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.