Home / 193,161,806.40-289,742,709.60-116,445,345.60

Finding the Fourth Proportional to 193,161,806.40, 289,742,709.60 and 116,445,345.60

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Solution

The fourth proportional to 193,161,806.40, 289,742,709.60 and 116,445,345.60 is: 174,668,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,161,806.40 : 289,742,709.60 = 116,445,345.60 : x
  2. Step 2: Convert to fraction form
    193,161,806.40/289,742,709.60 = 116,445,345.60/x
  3. Step 3: Cross multiply
    193,161,806.40x = 289,742,709.60 × 116,445,345.60
  4. Step 4: Simplify right side
    193,161,806.40x = 33,739,189,954,452,440
  5. Step 5: Solve for x
    x = 33,739,189,954,452,440/193,161,806.40
  6. Step 6: Final answer
    x = 174,668,018.40

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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.