Home / 78,528,740.04-117,805,880.34-23,202,189

Finding the Fourth Proportional to 78,528,740.04, 117,805,880.34 and 23,202,189

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Solution

The fourth proportional to 78,528,740.04, 117,805,880.34 and 23,202,189 is: 34,807,056.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,528,740.04 : 117,805,880.34 = 23,202,189 : x
  2. Step 2: Convert to fraction form
    78,528,740.04/117,805,880.34 = 23,202,189/x
  3. Step 3: Cross multiply
    78,528,740.04x = 117,805,880.34 × 23,202,189
  4. Step 4: Simplify right side
    78,528,740.04x = 2,733,354,300,960,064.50
  5. Step 5: Solve for x
    x = 2,733,354,300,960,064.50/78,528,740.04
  6. Step 6: Final answer
    x = 34,807,056.62

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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.