Home / 180,020,583.92-248,423,315.64-105,679,950.32

Finding the Fourth Proportional to 180,020,583.92, 248,423,315.64 and 105,679,950.32

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Solution

The fourth proportional to 180,020,583.92, 248,423,315.64 and 105,679,950.32 is: 145,835,343.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,020,583.92 : 248,423,315.64 = 105,679,950.32 : x
  2. Step 2: Convert to fraction form
    180,020,583.92/248,423,315.64 = 105,679,950.32/x
  3. Step 3: Cross multiply
    180,020,583.92x = 248,423,315.64 × 105,679,950.32
  4. Step 4: Simplify right side
    180,020,583.92x = 26,253,363,655,164,876
  5. Step 5: Solve for x
    x = 26,253,363,655,164,876/180,020,583.92
  6. Step 6: Final answer
    x = 145,835,343.29

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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.