Home / 6,742,876,726.40-10,114,315,089.60-2,864,979,305.60

Finding the Fourth Proportional to 6,742,876,726.40, 10,114,315,089.60 and 2,864,979,305.60

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Solution

The fourth proportional to 6,742,876,726.40, 10,114,315,089.60 and 2,864,979,305.60 is: 4,297,468,958.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742,876,726.40 : 10,114,315,089.60 = 2,864,979,305.60 : x
  2. Step 2: Convert to fraction form
    6,742,876,726.40/10,114,315,089.60 = 2,864,979,305.60/x
  3. Step 3: Cross multiply
    6,742,876,726.40x = 10,114,315,089.60 × 2,864,979,305.60
  4. Step 4: Simplify right side
    6,742,876,726.40x = 28,977,303,422,021,808,128
  5. Step 5: Solve for x
    x = 28,977,303,422,021,808,128/6,742,876,726.40
  6. Step 6: Final answer
    x = 4,297,468,958.40

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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.