Finding the Fourth Proportional to 4,248,938,207.45, 5,863,540,374.54 and 2,343,656,955.08
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Solution
The fourth proportional to 4,248,938,207.45, 5,863,540,374.54 and 2,343,656,955.08 is: 3,234,249,713.52
Step by Step Solution
- Step 1: Write the proportion equation
4,248,938,207.45 : 5,863,540,374.54 = 2,343,656,955.08 : x - Step 2: Convert to fraction form
4,248,938,207.45/5,863,540,374.54 = 2,343,656,955.08/x - Step 3: Cross multiply
4,248,938,207.45x = 5,863,540,374.54 × 2,343,656,955.08 - Step 4: Simplify right side
4,248,938,207.45x = 13,742,127,180,197,718,016 - Step 5: Solve for x
x = 13,742,127,180,197,718,016/4,248,938,207.45 - Step 6: Final answer
x = 3,234,249,713.52
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1.5x scale
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.