Finding the Fourth Proportional to 92,929,730.68, 128,243,283.87 and 51,118,079.35
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Solution
The fourth proportional to 92,929,730.68, 128,243,283.87 and 51,118,079.35 is: 70,543,090.07
Step by Step Solution
- Step 1: Write the proportion equation
92,929,730.68 : 128,243,283.87 = 51,118,079.35 : x - Step 2: Convert to fraction form
92,929,730.68/128,243,283.87 = 51,118,079.35/x - Step 3: Cross multiply
92,929,730.68x = 128,243,283.87 × 51,118,079.35 - Step 4: Simplify right side
92,929,730.68x = 6,555,550,360,795,492 - Step 5: Solve for x
x = 6,555,550,360,795,492/92,929,730.68 - Step 6: Final answer
x = 70,543,090.07
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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.