Finding the Fourth Proportional to 180,612,102.08, 249,249,337.68 and 98,110,608.32
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Solution
The fourth proportional to 180,612,102.08, 249,249,337.68 and 98,110,608.32 is: 135,395,158.25
Step by Step Solution
- Step 1: Write the proportion equation
180,612,102.08 : 249,249,337.68 = 98,110,608.32 : x - Step 2: Convert to fraction form
180,612,102.08/249,249,337.68 = 98,110,608.32/x - Step 3: Cross multiply
180,612,102.08x = 249,249,337.68 × 98,110,608.32 - Step 4: Simplify right side
180,612,102.08x = 24,454,004,143,141,896 - Step 5: Solve for x
x = 24,454,004,143,141,896/180,612,102.08 - Step 6: Final answer
x = 135,395,158.25
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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.