Finding the Fourth Proportional to 135,791,775,370.64, 187,384,206,582.06 and 74,820,730,583.84
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Solution
The fourth proportional to 135,791,775,370.64, 187,384,206,582.06 and 74,820,730,583.84 is: 103,247,955,909.52
Step by Step Solution
- Step 1: Write the proportion equation
135,791,775,370.64 : 187,384,206,582.06 = 74,820,730,583.84 : x - Step 2: Convert to fraction form
135,791,775,370.64/187,384,206,582.06 = 74,820,730,583.84/x - Step 3: Cross multiply
135,791,775,370.64x = 187,384,206,582.06 × 74,820,730,583.84 - Step 4: Simplify right side
135,791,775,370.64x = 14,020,223,236,342,928,113,664 - Step 5: Solve for x
x = 14,020,223,236,342,928,113,664/135,791,775,370.64 - Step 6: Final answer
x = 103,247,955,909.52
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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.