Finding the Fourth Proportional to 349,744,430.24, 522,349,109.44 and 316,889,355.92
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Solution
The fourth proportional to 349,744,430.24, 522,349,109.44 and 316,889,355.92 is: 473,279,510.82
Step by Step Solution
- Step 1: Write the proportion equation
349,744,430.24 : 522,349,109.44 = 316,889,355.92 : x - Step 2: Convert to fraction form
349,744,430.24/522,349,109.44 = 316,889,355.92/x - Step 3: Cross multiply
349,744,430.24x = 522,349,109.44 × 316,889,355.92 - Step 4: Simplify right side
349,744,430.24x = 165,526,872,855,827,200 - Step 5: Solve for x
x = 165,526,872,855,827,200/349,744,430.24 - Step 6: Final answer
x = 473,279,510.82
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.