Finding the Fourth Proportional to 134,444,683.30, 201,667,024.95 and 66,420,235.30
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Solution
The fourth proportional to 134,444,683.30, 201,667,024.95 and 66,420,235.30 is: 99,630,352.95
Step by Step Solution
- Step 1: Write the proportion equation
134,444,683.30 : 201,667,024.95 = 66,420,235.30 : x - Step 2: Convert to fraction form
134,444,683.30/201,667,024.95 = 66,420,235.30/x - Step 3: Cross multiply
134,444,683.30x = 201,667,024.95 × 66,420,235.30 - Step 4: Simplify right side
134,444,683.30x = 13,394,771,249,429,970 - Step 5: Solve for x
x = 13,394,771,249,429,970/134,444,683.30 - Step 6: Final answer
x = 99,630,352.95
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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.