Finding the Fourth Proportional to 3,762,117,652.94, 5,645,377,001.39 and 1,402,908,478.28
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Solution
The fourth proportional to 3,762,117,652.94, 5,645,377,001.39 and 1,402,908,478.28 is: 2,105,183,300.73
Step by Step Solution
- Step 1: Write the proportion equation
3,762,117,652.94 : 5,645,377,001.39 = 1,402,908,478.28 : x - Step 2: Convert to fraction form
3,762,117,652.94/5,645,377,001.39 = 1,402,908,478.28/x - Step 3: Cross multiply
3,762,117,652.94x = 5,645,377,001.39 × 1,402,908,478.28 - Step 4: Simplify right side
3,762,117,652.94x = 7,919,947,258,336,954,368 - Step 5: Solve for x
x = 7,919,947,258,336,954,368/3,762,117,652.94 - Step 6: Final answer
x = 2,105,183,300.73
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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.