Home / 687,024,152.40-1,030,536,228.60-550,975,256.40

Finding the Fourth Proportional to 687,024,152.40, 1,030,536,228.60 and 550,975,256.40

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Solution

The fourth proportional to 687,024,152.40, 1,030,536,228.60 and 550,975,256.40 is: 826,462,884.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,024,152.40 : 1,030,536,228.60 = 550,975,256.40 : x
  2. Step 2: Convert to fraction form
    687,024,152.40/1,030,536,228.60 = 550,975,256.40/x
  3. Step 3: Cross multiply
    687,024,152.40x = 1,030,536,228.60 × 550,975,256.40
  4. Step 4: Simplify right side
    687,024,152.40x = 567,799,962,782,374,016
  5. Step 5: Solve for x
    x = 567,799,962,782,374,016/687,024,152.40
  6. Step 6: Final answer
    x = 826,462,884.60

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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.