Home / 888,012,281.10-1,225,175,225.52-516,662,567.94

Finding the Fourth Proportional to 888,012,281.10, 1,225,175,225.52 and 516,662,567.94

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Solution

The fourth proportional to 888,012,281.10, 1,225,175,225.52 and 516,662,567.94 is: 712,830,432.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,012,281.10 : 1,225,175,225.52 = 516,662,567.94 : x
  2. Step 2: Convert to fraction form
    888,012,281.10/1,225,175,225.52 = 516,662,567.94/x
  3. Step 3: Cross multiply
    888,012,281.10x = 1,225,175,225.52 × 516,662,567.94
  4. Step 4: Simplify right side
    888,012,281.10x = 633,002,178,193,631,872
  5. Step 5: Solve for x
    x = 633,002,178,193,631,872/888,012,281.10
  6. Step 6: Final answer
    x = 712,830,432.27

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1.5x scale

Why These Related Problems?

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