Home / 207,340,828.90-286,128,409.58-113,254,939.83

Finding the Fourth Proportional to 207,340,828.90, 286,128,409.58 and 113,254,939.83

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Solution

The fourth proportional to 207,340,828.90, 286,128,409.58 and 113,254,939.83 is: 156,290,760.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,340,828.90 : 286,128,409.58 = 113,254,939.83 : x
  2. Step 2: Convert to fraction form
    207,340,828.90/286,128,409.58 = 113,254,939.83/x
  3. Step 3: Cross multiply
    207,340,828.90x = 286,128,409.58 × 113,254,939.83
  4. Step 4: Simplify right side
    207,340,828.90x = 32,405,455,812,205,528
  5. Step 5: Solve for x
    x = 32,405,455,812,205,528/207,340,828.90
  6. Step 6: Final answer
    x = 156,290,760.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.