Home / 873,679,370.40-1,310,519,055.60-414,514,346.40

Finding the Fourth Proportional to 873,679,370.40, 1,310,519,055.60 and 414,514,346.40

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Solution

The fourth proportional to 873,679,370.40, 1,310,519,055.60 and 414,514,346.40 is: 621,771,519.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,679,370.40 : 1,310,519,055.60 = 414,514,346.40 : x
  2. Step 2: Convert to fraction form
    873,679,370.40/1,310,519,055.60 = 414,514,346.40/x
  3. Step 3: Cross multiply
    873,679,370.40x = 1,310,519,055.60 × 414,514,346.40
  4. Step 4: Simplify right side
    873,679,370.40x = 543,228,949,776,779,200
  5. Step 5: Solve for x
    x = 543,228,949,776,779,200/873,679,370.40
  6. Step 6: Final answer
    x = 621,771,519.60

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Double scale
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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.