Finding the Fourth Proportional to 86,916,846.10, 130,176,203.55 and 44,316,807.70
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Solution
The fourth proportional to 86,916,846.10, 130,176,203.55 and 44,316,807.70 is: 66,373,712.79
Step by Step Solution
- Step 1: Write the proportion equation
86,916,846.10 : 130,176,203.55 = 44,316,807.70 : x - Step 2: Convert to fraction form
86,916,846.10/130,176,203.55 = 44,316,807.70/x - Step 3: Cross multiply
86,916,846.10x = 130,176,203.55 × 44,316,807.70 - Step 4: Simplify right side
86,916,846.10x = 5,768,993,779,841,408 - Step 5: Solve for x
x = 5,768,993,779,841,408/86,916,846.10 - Step 6: Final answer
x = 66,373,712.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.