Home / 103,635,288,079.45-155,452,938,417.74-25,118,068,975.45

Finding the Fourth Proportional to 103,635,288,079.45, 155,452,938,417.74 and 25,118,068,975.45

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Solution

The fourth proportional to 103,635,288,079.45, 155,452,938,417.74 and 25,118,068,975.45 is: 37,677,104,989.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,635,288,079.45 : 155,452,938,417.74 = 25,118,068,975.45 : x
  2. Step 2: Convert to fraction form
    103,635,288,079.45/155,452,938,417.74 = 25,118,068,975.45/x
  3. Step 3: Cross multiply
    103,635,288,079.45x = 155,452,938,417.74 × 25,118,068,975.45
  4. Step 4: Simplify right side
    103,635,288,079.45x = 3,904,677,629,613,174,161,408
  5. Step 5: Solve for x
    x = 3,904,677,629,613,174,161,408/103,635,288,079.45
  6. Step 6: Final answer
    x = 37,677,104,989.76

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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.