Home / 9,080,165,698.40-13,620,248,547.60-7,243,505,602.40

Finding the Fourth Proportional to 9,080,165,698.40, 13,620,248,547.60 and 7,243,505,602.40

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Solution

The fourth proportional to 9,080,165,698.40, 13,620,248,547.60 and 7,243,505,602.40 is: 10,865,258,403.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,080,165,698.40 : 13,620,248,547.60 = 7,243,505,602.40 : x
  2. Step 2: Convert to fraction form
    9,080,165,698.40/13,620,248,547.60 = 7,243,505,602.40/x
  3. Step 3: Cross multiply
    9,080,165,698.40x = 13,620,248,547.60 × 7,243,505,602.40
  4. Step 4: Simplify right side
    9,080,165,698.40x = 98,658,346,660,621,058,048
  5. Step 5: Solve for x
    x = 98,658,346,660,621,058,048/9,080,165,698.40
  6. Step 6: Final answer
    x = 10,865,258,403.60

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Double scale
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Similar ratio
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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.