Finding the Fourth Proportional to 484,342,444.35, 726,740,417.93 and 211,677,781.95
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Solution
The fourth proportional to 484,342,444.35, 726,740,417.93 and 211,677,781.95 is: 317,615,772.71
Step by Step Solution
- Step 1: Write the proportion equation
484,342,444.35 : 726,740,417.93 = 211,677,781.95 : x - Step 2: Convert to fraction form
484,342,444.35/726,740,417.93 = 211,677,781.95/x - Step 3: Cross multiply
484,342,444.35x = 726,740,417.93 × 211,677,781.95 - Step 4: Simplify right side
484,342,444.35x = 153,834,799,719,780,000 - Step 5: Solve for x
x = 153,834,799,719,780,000/484,342,444.35 - Step 6: Final answer
x = 317,615,772.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.