Home / 28,757,758,523.40-43,136,637,785.10-25,547,228,526.60

Finding the Fourth Proportional to 28,757,758,523.40, 43,136,637,785.10 and 25,547,228,526.60

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Solution

The fourth proportional to 28,757,758,523.40, 43,136,637,785.10 and 25,547,228,526.60 is: 38,320,842,789.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,757,758,523.40 : 43,136,637,785.10 = 25,547,228,526.60 : x
  2. Step 2: Convert to fraction form
    28,757,758,523.40/43,136,637,785.10 = 25,547,228,526.60/x
  3. Step 3: Cross multiply
    28,757,758,523.40x = 43,136,637,785.10 × 25,547,228,526.60
  4. Step 4: Simplify right side
    28,757,758,523.40x = 1,102,021,543,365,118,001,152
  5. Step 5: Solve for x
    x = 1,102,021,543,365,118,001,152/28,757,758,523.40
  6. Step 6: Final answer
    x = 38,320,842,789.90

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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.