Home / 761,190,950.77-1,050,424,762.62-422,097,552.52

Finding the Fourth Proportional to 761,190,950.77, 1,050,424,762.62 and 422,097,552.52

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Solution

The fourth proportional to 761,190,950.77, 1,050,424,762.62 and 422,097,552.52 is: 582,484,225.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,190,950.77 : 1,050,424,762.62 = 422,097,552.52 : x
  2. Step 2: Convert to fraction form
    761,190,950.77/1,050,424,762.62 = 422,097,552.52/x
  3. Step 3: Cross multiply
    761,190,950.77x = 1,050,424,762.62 × 422,097,552.52
  4. Step 4: Simplify right side
    761,190,950.77x = 443,381,721,408,055,232
  5. Step 5: Solve for x
    x = 443,381,721,408,055,232/761,190,950.77
  6. Step 6: Final answer
    x = 582,484,225.49

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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.