Home / 157,183,726.10-235,775,589.16-71,090,284.10

Finding the Fourth Proportional to 157,183,726.10, 235,775,589.16 and 71,090,284.10

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Solution

The fourth proportional to 157,183,726.10, 235,775,589.16 and 71,090,284.10 is: 106,635,426.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,183,726.10 : 235,775,589.16 = 71,090,284.10 : x
  2. Step 2: Convert to fraction form
    157,183,726.10/235,775,589.16 = 71,090,284.10/x
  3. Step 3: Cross multiply
    157,183,726.10x = 235,775,589.16 × 71,090,284.10
  4. Step 4: Simplify right side
    157,183,726.10x = 16,761,353,616,873,828
  5. Step 5: Solve for x
    x = 16,761,353,616,873,828/157,183,726.10
  6. Step 6: Final answer
    x = 106,635,426.15

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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.