Finding the Fourth Proportional to 344,149,547.14, 474,926,443.38 and 187,516,654.12
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Solution
The fourth proportional to 344,149,547.14, 474,926,443.38 and 187,516,654.12 is: 258,773,019.91
Step by Step Solution
- Step 1: Write the proportion equation
344,149,547.14 : 474,926,443.38 = 187,516,654.12 : x - Step 2: Convert to fraction form
344,149,547.14/474,926,443.38 = 187,516,654.12/x - Step 3: Cross multiply
344,149,547.14x = 474,926,443.38 × 187,516,654.12 - Step 4: Simplify right side
344,149,547.14x = 89,056,617,615,729,232 - Step 5: Solve for x
x = 89,056,617,615,729,232/344,149,547.14 - Step 6: Final answer
x = 258,773,019.91
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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.