Finding the Fourth Proportional to 138,749,074,467.69, 208,083,236,088.91 and 53,739,908,746.14
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Solution
The fourth proportional to 138,749,074,467.69, 208,083,236,088.91 and 53,739,908,746.14 is: 80,594,224,948.32
Step by Step Solution
- Step 1: Write the proportion equation
138,749,074,467.69 : 208,083,236,088.91 = 53,739,908,746.14 : x - Step 2: Convert to fraction form
138,749,074,467.69/208,083,236,088.91 = 53,739,908,746.14/x - Step 3: Cross multiply
138,749,074,467.69x = 208,083,236,088.91 × 53,739,908,746.14 - Step 4: Simplify right side
138,749,074,467.69x = 11,182,374,119,019,529,633,792 - Step 5: Solve for x
x = 11,182,374,119,019,529,633,792/138,749,074,467.69 - Step 6: Final answer
x = 80,594,224,948.32
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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.