Home / 102,478,791.93-153,594,685.81-47,070,166.82

Finding the Fourth Proportional to 102,478,791.93, 153,594,685.81 and 47,070,166.82

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Solution

The fourth proportional to 102,478,791.93, 153,594,685.81 and 47,070,166.82 is: 70,548,523.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,478,791.93 : 153,594,685.81 = 47,070,166.82 : x
  2. Step 2: Convert to fraction form
    102,478,791.93/153,594,685.81 = 47,070,166.82/x
  3. Step 3: Cross multiply
    102,478,791.93x = 153,594,685.81 × 47,070,166.82
  4. Step 4: Simplify right side
    102,478,791.93x = 7,229,727,483,144,529
  5. Step 5: Solve for x
    x = 7,229,727,483,144,529/102,478,791.93
  6. Step 6: Final answer
    x = 70,548,523.72

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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.