Home / 28,614,640,051.82-42,921,949,975.35-7,652,528,081.10

Finding the Fourth Proportional to 28,614,640,051.82, 42,921,949,975.35 and 7,652,528,081.10

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Solution

The fourth proportional to 28,614,640,051.82, 42,921,949,975.35 and 7,652,528,081.10 is: 11,478,789,419.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,614,640,051.82 : 42,921,949,975.35 = 7,652,528,081.10 : x
  2. Step 2: Convert to fraction form
    28,614,640,051.82/42,921,949,975.35 = 7,652,528,081.10/x
  3. Step 3: Cross multiply
    28,614,640,051.82x = 42,921,949,975.35 × 7,652,528,081.10
  4. Step 4: Simplify right side
    28,614,640,051.82x = 328,461,427,481,935,347,712
  5. Step 5: Solve for x
    x = 328,461,427,481,935,347,712/28,614,640,051.82
  6. Step 6: Final answer
    x = 11,478,789,419.93

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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.