Home / 257,139,982.83-354,847,140.78-151,300,253.29

Finding the Fourth Proportional to 257,139,982.83, 354,847,140.78 and 151,300,253.29

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Solution

The fourth proportional to 257,139,982.83, 354,847,140.78 and 151,300,253.29 is: 208,790,798.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,139,982.83 : 354,847,140.78 = 151,300,253.29 : x
  2. Step 2: Convert to fraction form
    257,139,982.83/354,847,140.78 = 151,300,253.29/x
  3. Step 3: Cross multiply
    257,139,982.83x = 354,847,140.78 × 151,300,253.29
  4. Step 4: Simplify right side
    257,139,982.83x = 53,688,462,279,246,280
  5. Step 5: Solve for x
    x = 53,688,462,279,246,280/257,139,982.83
  6. Step 6: Final answer
    x = 208,790,798.26

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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.