Home / 193,152,281.40-289,728,422.10-49,545,113.40

Finding the Fourth Proportional to 193,152,281.40, 289,728,422.10 and 49,545,113.40

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Solution

The fourth proportional to 193,152,281.40, 289,728,422.10 and 49,545,113.40 is: 74,317,670.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,152,281.40 : 289,728,422.10 = 49,545,113.40 : x
  2. Step 2: Convert to fraction form
    193,152,281.40/289,728,422.10 = 49,545,113.40/x
  3. Step 3: Cross multiply
    193,152,281.40x = 289,728,422.10 × 49,545,113.40
  4. Step 4: Simplify right side
    193,152,281.40x = 14,354,627,528,147,566
  5. Step 5: Solve for x
    x = 14,354,627,528,147,566/193,152,281.40
  6. Step 6: Final answer
    x = 74,317,670.10

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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.