Finding the Fourth Proportional to 162,877,038.64, 224,768,729.69 and 121,247,270.08
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Solution
The fourth proportional to 162,877,038.64, 224,768,729.69 and 121,247,270.08 is: 167,320,053.84
Step by Step Solution
- Step 1: Write the proportion equation
162,877,038.64 : 224,768,729.69 = 121,247,270.08 : x - Step 2: Convert to fraction form
162,877,038.64/224,768,729.69 = 121,247,270.08/x - Step 3: Cross multiply
162,877,038.64x = 224,768,729.69 × 121,247,270.08 - Step 4: Simplify right side
162,877,038.64x = 27,252,594,873,547,248 - Step 5: Solve for x
x = 27,252,594,873,547,248/162,877,038.64 - Step 6: Final answer
x = 167,320,053.84
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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.