Finding the Fourth Proportional to 125,169,698,384.96, 187,831,774,612.68 and 58,004,424,240.80
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Solution
The fourth proportional to 125,169,698,384.96, 187,831,774,612.68 and 58,004,424,240.80 is: 87,042,423,854.28
Step by Step Solution
- Step 1: Write the proportion equation
125,169,698,384.96 : 187,831,774,612.68 = 58,004,424,240.80 : x - Step 2: Convert to fraction form
125,169,698,384.96/187,831,774,612.68 = 58,004,424,240.80/x - Step 3: Cross multiply
125,169,698,384.96x = 187,831,774,612.68 × 58,004,424,240.80 - Step 4: Simplify right side
125,169,698,384.96x = 10,895,073,940,536,217,829,376 - Step 5: Solve for x
x = 10,895,073,940,536,217,829,376/125,169,698,384.96 - Step 6: Final answer
x = 87,042,423,854.28
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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.