Finding the Fourth Proportional to 97,119,224.80, 145,655,509.20 and 56,089,938.40
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Solution
The fourth proportional to 97,119,224.80, 145,655,509.20 and 56,089,938.40 is: 84,121,434.82
Step by Step Solution
- Step 1: Write the proportion equation
97,119,224.80 : 145,655,509.20 = 56,089,938.40 : x - Step 2: Convert to fraction form
97,119,224.80/145,655,509.20 = 56,089,938.40/x - Step 3: Cross multiply
97,119,224.80x = 145,655,509.20 × 56,089,938.40 - Step 4: Simplify right side
97,119,224.80x = 8,169,808,538,648,632 - Step 5: Solve for x
x = 8,169,808,538,648,632/97,119,224.80 - Step 6: Final answer
x = 84,121,434.82
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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.