Finding the Fourth Proportional to 526,903,355.44, 790,356,768.18 and 133,429,966.48
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Solution
The fourth proportional to 526,903,355.44, 790,356,768.18 and 133,429,966.48 is: 200,145,389.09
Step by Step Solution
- Step 1: Write the proportion equation
526,903,355.44 : 790,356,768.18 = 133,429,966.48 : x - Step 2: Convert to fraction form
526,903,355.44/790,356,768.18 = 133,429,966.48/x - Step 3: Cross multiply
526,903,355.44x = 790,356,768.18 × 133,429,966.48 - Step 4: Simplify right side
526,903,355.44x = 105,457,277,085,498,528 - Step 5: Solve for x
x = 105,457,277,085,498,528/526,903,355.44 - Step 6: Final answer
x = 200,145,389.09
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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.