Finding the Fourth Proportional to 93,709,719.68, 129,228,563.04 and 73,075,637.12
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Solution
The fourth proportional to 93,709,719.68, 129,228,563.04 and 73,075,637.12 is: 100,773,533.53
Step by Step Solution
- Step 1: Write the proportion equation
93,709,719.68 : 129,228,563.04 = 73,075,637.12 : x - Step 2: Convert to fraction form
93,709,719.68/129,228,563.04 = 73,075,637.12/x - Step 3: Cross multiply
93,709,719.68x = 129,228,563.04 × 73,075,637.12 - Step 4: Simplify right side
93,709,719.68x = 9,443,459,578,250,086 - Step 5: Solve for x
x = 9,443,459,578,250,086/93,709,719.68 - Step 6: Final answer
x = 100,773,533.53
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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.