Home / 86,574,049-119,475,943.14-47,942,881

Finding the Fourth Proportional to 86,574,049, 119,475,943.14 and 47,942,881

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Solution

The fourth proportional to 86,574,049, 119,475,943.14 and 47,942,881 is: 66,163,255.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,574,049 : 119,475,943.14 = 47,942,881 : x
  2. Step 2: Convert to fraction form
    86,574,049/119,475,943.14 = 47,942,881/x
  3. Step 3: Cross multiply
    86,574,049x = 119,475,943.14 × 47,942,881
  4. Step 4: Simplify right side
    86,574,049x = 5,728,020,924,323,786
  5. Step 5: Solve for x
    x = 5,728,020,924,323,786/86,574,049
  6. Step 6: Final answer
    x = 66,163,255.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.