Finding the Fourth Proportional to 135,961,928,220.76, 187,628,044,262.91 and 74,163,844,607.99
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Solution
The fourth proportional to 135,961,928,220.76, 187,628,044,262.91 and 74,163,844,607.99 is: 102,346,423,744.60
Step by Step Solution
- Step 1: Write the proportion equation
135,961,928,220.76 : 187,628,044,262.91 = 74,163,844,607.99 : x - Step 2: Convert to fraction form
135,961,928,220.76/187,628,044,262.91 = 74,163,844,607.99/x - Step 3: Cross multiply
135,961,928,220.76x = 187,628,044,262.91 × 74,163,844,607.99 - Step 4: Simplify right side
135,961,928,220.76x = 13,915,217,118,814,588,108,800 - Step 5: Solve for x
x = 13,915,217,118,814,588,108,800/135,961,928,220.76 - Step 6: Final answer
x = 102,346,423,744.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.