Home / 28,757,758,700.40-43,136,638,050.60-25,547,228,703.60

Finding the Fourth Proportional to 28,757,758,700.40, 43,136,638,050.60 and 25,547,228,703.60

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Solution

The fourth proportional to 28,757,758,700.40, 43,136,638,050.60 and 25,547,228,703.60 is: 38,320,843,055.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,757,758,700.40 : 43,136,638,050.60 = 25,547,228,703.60 : x
  2. Step 2: Convert to fraction form
    28,757,758,700.40/43,136,638,050.60 = 25,547,228,703.60/x
  3. Step 3: Cross multiply
    28,757,758,700.40x = 43,136,638,050.60 × 25,547,228,703.60
  4. Step 4: Simplify right side
    28,757,758,700.40x = 1,102,021,557,783,092,133,888
  5. Step 5: Solve for x
    x = 1,102,021,557,783,092,133,888/28,757,758,700.40
  6. Step 6: Final answer
    x = 38,320,843,055.40

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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.