Finding the Fourth Proportional to 260,069,108.90, 390,103,663.35 and 236,260,552.10
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Solution
The fourth proportional to 260,069,108.90, 390,103,663.35 and 236,260,552.10 is: 354,390,828.15
Step by Step Solution
- Step 1: Write the proportion equation
260,069,108.90 : 390,103,663.35 = 236,260,552.10 : x - Step 2: Convert to fraction form
260,069,108.90/390,103,663.35 = 236,260,552.10/x - Step 3: Cross multiply
260,069,108.90x = 390,103,663.35 × 236,260,552.10 - Step 4: Simplify right side
260,069,108.90x = 92,166,106,879,303,536 - Step 5: Solve for x
x = 92,166,106,879,303,536/260,069,108.90 - Step 6: Final answer
x = 354,390,828.15
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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.