Home / 123,822,014.10-185,733,021.15-70,074,302.10

Finding the Fourth Proportional to 123,822,014.10, 185,733,021.15 and 70,074,302.10

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Solution

The fourth proportional to 123,822,014.10, 185,733,021.15 and 70,074,302.10 is: 105,111,453.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,822,014.10 : 185,733,021.15 = 70,074,302.10 : x
  2. Step 2: Convert to fraction form
    123,822,014.10/185,733,021.15 = 70,074,302.10/x
  3. Step 3: Cross multiply
    123,822,014.10x = 185,733,021.15 × 70,074,302.10
  4. Step 4: Simplify right side
    123,822,014.10x = 13,015,111,834,010,788
  5. Step 5: Solve for x
    x = 13,015,111,834,010,788/123,822,014.10
  6. Step 6: Final answer
    x = 105,111,453.15

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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.