Home / 850,177,554.40-1,275,266,331.60-699,012,114.40

Finding the Fourth Proportional to 850,177,554.40, 1,275,266,331.60 and 699,012,114.40

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Solution

The fourth proportional to 850,177,554.40, 1,275,266,331.60 and 699,012,114.40 is: 1,048,518,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,177,554.40 : 1,275,266,331.60 = 699,012,114.40 : x
  2. Step 2: Convert to fraction form
    850,177,554.40/1,275,266,331.60 = 699,012,114.40/x
  3. Step 3: Cross multiply
    850,177,554.40x = 1,275,266,331.60 × 699,012,114.40
  4. Step 4: Simplify right side
    850,177,554.40x = 891,426,614,874,847,488
  5. Step 5: Solve for x
    x = 891,426,614,874,847,488/850,177,554.40
  6. Step 6: Final answer
    x = 1,048,518,171.60

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1.5x scale

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.