Finding the Fourth Proportional to 468,028,135.04, 645,899,129.05 and 259,184,277.71
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Solution
The fourth proportional to 468,028,135.04, 645,899,129.05 and 259,184,277.71 is: 357,685,546.45
Step by Step Solution
- Step 1: Write the proportion equation
468,028,135.04 : 645,899,129.05 = 259,184,277.71 : x - Step 2: Convert to fraction form
468,028,135.04/645,899,129.05 = 259,184,277.71/x - Step 3: Cross multiply
468,028,135.04x = 645,899,129.05 × 259,184,277.71 - Step 4: Simplify right side
468,028,135.04x = 167,406,899,232,464,896 - Step 5: Solve for x
x = 167,406,899,232,464,896/468,028,135.04 - Step 6: Final answer
x = 357,685,546.45
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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.