Finding the Fourth Proportional to 470,070,925.00, 648,014,188.79 and 328,502,615.09
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Solution
The fourth proportional to 470,070,925.00, 648,014,188.79 and 328,502,615.09 is: 452,855,823.05
Step by Step Solution
- Step 1: Write the proportion equation
470,070,925.00 : 648,014,188.79 = 328,502,615.09 : x - Step 2: Convert to fraction form
470,070,925.00/648,014,188.79 = 328,502,615.09/x - Step 3: Cross multiply
470,070,925.00x = 648,014,188.79 × 328,502,615.09 - Step 4: Simplify right side
470,070,925.00x = 212,874,355,630,521,152 - Step 5: Solve for x
x = 212,874,355,630,521,152/470,070,925.00 - Step 6: Final answer
x = 452,855,823.05
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.