Finding the Fourth Proportional to 6,742,248,963.40, 10,106,571,000.30 and 3,064,393,808.20
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Solution
The fourth proportional to 6,742,248,963.40, 10,106,571,000.30 and 3,064,393,808.20 is: 4,593,498,959.11
Step by Step Solution
- Step 1: Write the proportion equation
6,742,248,963.40 : 10,106,571,000.30 = 3,064,393,808.20 : x - Step 2: Convert to fraction form
6,742,248,963.40/10,106,571,000.30 = 3,064,393,808.20/x - Step 3: Cross multiply
6,742,248,963.40x = 10,106,571,000.30 × 3,064,393,808.20 - Step 4: Simplify right side
6,742,248,963.40x = 30,970,513,595,452,997,632 - Step 5: Solve for x
x = 30,970,513,595,452,997,632/6,742,248,963.40 - Step 6: Final answer
x = 4,593,498,959.11
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1.5x scale
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.