Finding the Fourth Proportional to 3,506,445,008.84, 4,838,896,721.02 and 1,898,912,482.28
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Solution
The fourth proportional to 3,506,445,008.84, 4,838,896,721.02 and 1,898,912,482.28 is: 2,620,500,638.35
Step by Step Solution
- Step 1: Write the proportion equation
3,506,445,008.84 : 4,838,896,721.02 = 1,898,912,482.28 : x - Step 2: Convert to fraction form
3,506,445,008.84/4,838,896,721.02 = 1,898,912,482.28/x - Step 3: Cross multiply
3,506,445,008.84x = 4,838,896,721.02 × 1,898,912,482.28 - Step 4: Simplify right side
3,506,445,008.84x = 9,188,641,384,002,080,768 - Step 5: Solve for x
x = 9,188,641,384,002,080,768/3,506,445,008.84 - Step 6: Final answer
x = 2,620,500,638.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.