Finding the Fourth Proportional to 5,480,995,479.49, 7,563,779,359.57 and 2,974,869,707.95
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Solution
The fourth proportional to 5,480,995,479.49, 7,563,779,359.57 and 2,974,869,707.95 is: 4,105,323,235.28
Step by Step Solution
- Step 1: Write the proportion equation
5,480,995,479.49 : 7,563,779,359.57 = 2,974,869,707.95 : x - Step 2: Convert to fraction form
5,480,995,479.49/7,563,779,359.57 = 2,974,869,707.95/x - Step 3: Cross multiply
5,480,995,479.49x = 7,563,779,359.57 × 2,974,869,707.95 - Step 4: Simplify right side
5,480,995,479.49x = 22,501,258,094,402,240,512 - Step 5: Solve for x
x = 22,501,258,094,402,240,512/5,480,995,479.49 - Step 6: Final answer
x = 4,105,323,235.28
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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.