Finding the Fourth Proportional to 153,432,127.26, 230,238,992.07 and 56,455,936.12
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Solution
The fourth proportional to 153,432,127.26, 230,238,992.07 and 56,455,936.12 is: 84,717,314.82
Step by Step Solution
- Step 1: Write the proportion equation
153,432,127.26 : 230,238,992.07 = 56,455,936.12 : x - Step 2: Convert to fraction form
153,432,127.26/230,238,992.07 = 56,455,936.12/x - Step 3: Cross multiply
153,432,127.26x = 230,238,992.07 × 56,455,936.12 - Step 4: Simplify right side
153,432,127.26x = 12,998,357,828,637,106 - Step 5: Solve for x
x = 12,998,357,828,637,106/153,432,127.26 - Step 6: Final answer
x = 84,717,314.82
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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.