Finding the Fourth Proportional to 3,564,020,802.20, 5,346,031,203.30 and 2,829,356,763.80
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Solution
The fourth proportional to 3,564,020,802.20, 5,346,031,203.30 and 2,829,356,763.80 is: 4,244,035,145.70
Step by Step Solution
- Step 1: Write the proportion equation
3,564,020,802.20 : 5,346,031,203.30 = 2,829,356,763.80 : x - Step 2: Convert to fraction form
3,564,020,802.20/5,346,031,203.30 = 2,829,356,763.80/x - Step 3: Cross multiply
3,564,020,802.20x = 5,346,031,203.30 × 2,829,356,763.80 - Step 4: Simplify right side
3,564,020,802.20x = 15,125,829,544,542,709,760 - Step 5: Solve for x
x = 15,125,829,544,542,709,760/3,564,020,802.20 - Step 6: Final answer
x = 4,244,035,145.70
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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.