Finding the Fourth Proportional to 631,516,666.24, 947,364,014.94 and 194,852,854.18
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Solution
The fourth proportional to 631,516,666.24, 947,364,014.94 and 194,852,854.18 is: 292,306,746.80
Step by Step Solution
- Step 1: Write the proportion equation
631,516,666.24 : 947,364,014.94 = 194,852,854.18 : x - Step 2: Convert to fraction form
631,516,666.24/947,364,014.94 = 194,852,854.18/x - Step 3: Cross multiply
631,516,666.24x = 947,364,014.94 × 194,852,854.18 - Step 4: Simplify right side
631,516,666.24x = 184,596,582,258,483,168 - Step 5: Solve for x
x = 184,596,582,258,483,168/631,516,666.24 - Step 6: Final answer
x = 292,306,746.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.