Home / 155,532,378.70-233,298,568.05-97,837,569.10

Finding the Fourth Proportional to 155,532,378.70, 233,298,568.05 and 97,837,569.10

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Solution

The fourth proportional to 155,532,378.70, 233,298,568.05 and 97,837,569.10 is: 146,756,353.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,532,378.70 : 233,298,568.05 = 97,837,569.10 : x
  2. Step 2: Convert to fraction form
    155,532,378.70/233,298,568.05 = 97,837,569.10/x
  3. Step 3: Cross multiply
    155,532,378.70x = 233,298,568.05 × 97,837,569.10
  4. Step 4: Simplify right side
    155,532,378.70x = 22,825,364,772,522,928
  5. Step 5: Solve for x
    x = 22,825,364,772,522,928/155,532,378.70
  6. Step 6: Final answer
    x = 146,756,353.65

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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.