Home / 1,389,886,529.13-2,084,908,585.02-444,567,648.72

Finding the Fourth Proportional to 1,389,886,529.13, 2,084,908,585.02 and 444,567,648.72

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Solution

The fourth proportional to 1,389,886,529.13, 2,084,908,585.02 and 444,567,648.72 is: 666,876,675.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,389,886,529.13 : 2,084,908,585.02 = 444,567,648.72 : x
  2. Step 2: Convert to fraction form
    1,389,886,529.13/2,084,908,585.02 = 444,567,648.72/x
  3. Step 3: Cross multiply
    1,389,886,529.13x = 2,084,908,585.02 × 444,567,648.72
  4. Step 4: Simplify right side
    1,389,886,529.13x = 926,882,907,438,483,712
  5. Step 5: Solve for x
    x = 926,882,907,438,483,712/1,389,886,529.13
  6. Step 6: Final answer
    x = 666,876,675.19

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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.