Finding the Fourth Proportional to 171,801,117.98, 257,742,027.13 and 56,785,648.02
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Solution
The fourth proportional to 171,801,117.98, 257,742,027.13 and 56,785,648.02 is: 85,191,809.02
Step by Step Solution
- Step 1: Write the proportion equation
171,801,117.98 : 257,742,027.13 = 56,785,648.02 : x - Step 2: Convert to fraction form
171,801,117.98/257,742,027.13 = 56,785,648.02/x - Step 3: Cross multiply
171,801,117.98x = 257,742,027.13 × 56,785,648.02 - Step 4: Simplify right side
171,801,117.98x = 14,636,048,032,565,472 - Step 5: Solve for x
x = 14,636,048,032,565,472/171,801,117.98 - Step 6: Final answer
x = 85,191,809.02
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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.