Finding the Fourth Proportional to 101,376,497.80, 152,064,746.70 and 101,376,497.80
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Solution
The fourth proportional to 101,376,497.80, 152,064,746.70 and 101,376,497.80 is: 152,064,746.70
Step by Step Solution
- Step 1: Write the proportion equation
101,376,497.80 : 152,064,746.70 = 101,376,497.80 : x - Step 2: Convert to fraction form
101,376,497.80/152,064,746.70 = 101,376,497.80/x - Step 3: Cross multiply
101,376,497.80x = 152,064,746.70 × 101,376,497.80 - Step 4: Simplify right side
101,376,497.80x = 15,415,791,459,290,106 - Step 5: Solve for x
x = 15,415,791,459,290,106/101,376,497.80 - Step 6: Final answer
x = 152,064,746.70
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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.