Home / 103,635,288,075.70-155,452,938,412.11-25,118,068,971.70

Finding the Fourth Proportional to 103,635,288,075.70, 155,452,938,412.11 and 25,118,068,971.70

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Solution

The fourth proportional to 103,635,288,075.70, 155,452,938,412.11 and 25,118,068,971.70 is: 37,677,104,984.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,635,288,075.70 : 155,452,938,412.11 = 25,118,068,971.70 : x
  2. Step 2: Convert to fraction form
    103,635,288,075.70/155,452,938,412.11 = 25,118,068,971.70/x
  3. Step 3: Cross multiply
    103,635,288,075.70x = 155,452,938,412.11 × 25,118,068,971.70
  4. Step 4: Simplify right side
    103,635,288,075.70x = 3,904,677,628,888,811,044,864
  5. Step 5: Solve for x
    x = 3,904,677,628,888,811,044,864/103,635,288,075.70
  6. Step 6: Final answer
    x = 37,677,104,984.13

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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.