Finding the Fourth Proportional to 180,443,756.44, 249,467,780.40 and 133,326,515.68
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Solution
The fourth proportional to 180,443,756.44, 249,467,780.40 and 133,326,515.68 is: 184,327,075.60
Step by Step Solution
- Step 1: Write the proportion equation
180,443,756.44 : 249,467,780.40 = 133,326,515.68 : x - Step 2: Convert to fraction form
180,443,756.44/249,467,780.40 = 133,326,515.68/x - Step 3: Cross multiply
180,443,756.44x = 249,467,780.40 × 133,326,515.68 - Step 4: Simplify right side
180,443,756.44x = 33,260,669,935,155,400 - Step 5: Solve for x
x = 33,260,669,935,155,400/180,443,756.44 - Step 6: Final answer
x = 184,327,075.60
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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.