Finding the Fourth Proportional to 79,264,671,777.99, 118,908,176,619.27 and 25,463,767,081.49
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Solution
The fourth proportional to 79,264,671,777.99, 118,908,176,619.27 and 25,463,767,081.49 is: 38,199,238,646.92
Step by Step Solution
- Step 1: Write the proportion equation
79,264,671,777.99 : 118,908,176,619.27 = 25,463,767,081.49 : x - Step 2: Convert to fraction form
79,264,671,777.99/118,908,176,619.27 = 25,463,767,081.49/x - Step 3: Cross multiply
79,264,671,777.99x = 118,908,176,619.27 × 25,463,767,081.49 - Step 4: Simplify right side
79,264,671,777.99x = 3,027,850,113,517,172,031,488 - Step 5: Solve for x
x = 3,027,850,113,517,172,031,488/79,264,671,777.99 - Step 6: Final answer
x = 38,199,238,646.92
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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.