Finding the Fourth Proportional to 4,119,564,807.60, 6,179,347,211.40 and 1,014,122,785.20
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Solution
The fourth proportional to 4,119,564,807.60, 6,179,347,211.40 and 1,014,122,785.20 is: 1,521,184,177.80
Step by Step Solution
- Step 1: Write the proportion equation
4,119,564,807.60 : 6,179,347,211.40 = 1,014,122,785.20 : x - Step 2: Convert to fraction form
4,119,564,807.60/6,179,347,211.40 = 1,014,122,785.20/x - Step 3: Cross multiply
4,119,564,807.60x = 6,179,347,211.40 × 1,014,122,785.20 - Step 4: Simplify right side
4,119,564,807.60x = 6,266,616,804,742,820,864 - Step 5: Solve for x
x = 6,266,616,804,742,820,864/4,119,564,807.60 - Step 6: Final answer
x = 1,521,184,177.80
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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.