Finding the Fourth Proportional to 63,726,826,722.99, 95,543,115,129.12 and 38,538,943,914.06
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Solution
The fourth proportional to 63,726,826,722.99, 95,543,115,129.12 and 38,538,943,914.06 is: 57,779,916,946.77
Step by Step Solution
- Step 1: Write the proportion equation
63,726,826,722.99 : 95,543,115,129.12 = 38,538,943,914.06 : x - Step 2: Convert to fraction form
63,726,826,722.99/95,543,115,129.12 = 38,538,943,914.06/x - Step 3: Cross multiply
63,726,826,722.99x = 95,543,115,129.12 × 38,538,943,914.06 - Step 4: Simplify right side
63,726,826,722.99x = 3,682,130,755,335,732,854,784 - Step 5: Solve for x
x = 3,682,130,755,335,732,854,784/63,726,826,722.99 - Step 6: Final answer
x = 57,779,916,946.77
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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.