Finding the Fourth Proportional to 177,173,017.80, 265,759,526.70 and 160,166,905.80
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Solution
The fourth proportional to 177,173,017.80, 265,759,526.70 and 160,166,905.80 is: 240,250,358.70
Step by Step Solution
- Step 1: Write the proportion equation
177,173,017.80 : 265,759,526.70 = 160,166,905.80 : x - Step 2: Convert to fraction form
177,173,017.80/265,759,526.70 = 160,166,905.80/x - Step 3: Cross multiply
177,173,017.80x = 265,759,526.70 × 160,166,905.80 - Step 4: Simplify right side
177,173,017.80x = 42,565,881,078,411,488 - Step 5: Solve for x
x = 42,565,881,078,411,488/177,173,017.80 - Step 6: Final answer
x = 240,250,358.70
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1.5x scale
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.