Finding the Fourth Proportional to 557,681,239.80, 836,521,859.70 and 194,175,595.80
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Solution
The fourth proportional to 557,681,239.80, 836,521,859.70 and 194,175,595.80 is: 291,263,393.70
Step by Step Solution
- Step 1: Write the proportion equation
557,681,239.80 : 836,521,859.70 = 194,175,595.80 : x - Step 2: Convert to fraction form
557,681,239.80/836,521,859.70 = 194,175,595.80/x - Step 3: Cross multiply
557,681,239.80x = 836,521,859.70 × 194,175,595.80 - Step 4: Simplify right side
557,681,239.80x = 162,432,130,506,971,520 - Step 5: Solve for x
x = 162,432,130,506,971,520/557,681,239.80 - Step 6: Final answer
x = 291,263,393.70
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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.