Finding the Fourth Proportional to 172,893,089.54, 238,594,356.60 and 94,576,643.81
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Solution
The fourth proportional to 172,893,089.54, 238,594,356.60 and 94,576,643.81 is: 130,516,803.99
Step by Step Solution
- Step 1: Write the proportion equation
172,893,089.54 : 238,594,356.60 = 94,576,643.81 : x - Step 2: Convert to fraction form
172,893,089.54/238,594,356.60 = 94,576,643.81/x - Step 3: Cross multiply
172,893,089.54x = 238,594,356.60 × 94,576,643.81 - Step 4: Simplify right side
172,893,089.54x = 22,565,453,478,581,416 - Step 5: Solve for x
x = 22,565,453,478,581,416/172,893,089.54 - Step 6: Final answer
x = 130,516,803.99
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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.