Finding the Fourth Proportional to 106,596,281.70, 159,894,422.55 and 98,943,531.30
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Solution
The fourth proportional to 106,596,281.70, 159,894,422.55 and 98,943,531.30 is: 148,415,296.95
Step by Step Solution
- Step 1: Write the proportion equation
106,596,281.70 : 159,894,422.55 = 98,943,531.30 : x - Step 2: Convert to fraction form
106,596,281.70/159,894,422.55 = 98,943,531.30/x - Step 3: Cross multiply
106,596,281.70x = 159,894,422.55 × 98,943,531.30 - Step 4: Simplify right side
106,596,281.70x = 15,820,518,802,271,352 - Step 5: Solve for x
x = 15,820,518,802,271,352/106,596,281.70 - Step 6: Final answer
x = 148,415,296.95
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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.