Finding the Fourth Proportional to 97,119,106.80, 145,655,332.20 and 56,089,820.40
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Solution
The fourth proportional to 97,119,106.80, 145,655,332.20 and 56,089,820.40 is: 84,121,257.83
Step by Step Solution
- Step 1: Write the proportion equation
97,119,106.80 : 145,655,332.20 = 56,089,820.40 : x - Step 2: Convert to fraction form
97,119,106.80/145,655,332.20 = 56,089,820.40/x - Step 3: Cross multiply
97,119,106.80x = 145,655,332.20 × 56,089,820.40 - Step 4: Simplify right side
97,119,106.80x = 8,169,781,423,400,336 - Step 5: Solve for x
x = 8,169,781,423,400,336/97,119,106.80 - Step 6: Final answer
x = 84,121,257.83
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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.