Finding the Fourth Proportional to 105,599,386,688.68, 158,468,863,587.12 and 49,717,855,297
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Solution
The fourth proportional to 105,599,386,688.68, 158,468,863,587.12 and 49,717,855,297 is: 74,609,638,142.43
Step by Step Solution
- Step 1: Write the proportion equation
105,599,386,688.68 : 158,468,863,587.12 = 49,717,855,297 : x - Step 2: Convert to fraction form
105,599,386,688.68/158,468,863,587.12 = 49,717,855,297/x - Step 3: Cross multiply
105,599,386,688.68x = 158,468,863,587.12 × 49,717,855,297 - Step 4: Simplify right side
105,599,386,688.68x = 7,878,732,028,904,464,187,392 - Step 5: Solve for x
x = 7,878,732,028,904,464,187,392/105,599,386,688.68 - Step 6: Final answer
x = 74,609,638,142.43
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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.