Home / 78,806,672.10-118,210,008.15-44,794,448.10

Finding the Fourth Proportional to 78,806,672.10, 118,210,008.15 and 44,794,448.10

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Solution

The fourth proportional to 78,806,672.10, 118,210,008.15 and 44,794,448.10 is: 67,191,672.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,806,672.10 : 118,210,008.15 = 44,794,448.10 : x
  2. Step 2: Convert to fraction form
    78,806,672.10/118,210,008.15 = 44,794,448.10/x
  3. Step 3: Cross multiply
    78,806,672.10x = 118,210,008.15 × 44,794,448.10
  4. Step 4: Simplify right side
    78,806,672.10x = 5,295,152,074,975,752
  5. Step 5: Solve for x
    x = 5,295,152,074,975,752/78,806,672.10
  6. Step 6: Final answer
    x = 67,191,672.15

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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.