Finding the Fourth Proportional to 224,871,686.96, 310,317,099.28 and 124,403,835.92
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Solution
The fourth proportional to 224,871,686.96, 310,317,099.28 and 124,403,835.92 is: 171,674,068.99
Step by Step Solution
- Step 1: Write the proportion equation
224,871,686.96 : 310,317,099.28 = 124,403,835.92 : x - Step 2: Convert to fraction form
224,871,686.96/310,317,099.28 = 124,403,835.92/x - Step 3: Cross multiply
224,871,686.96x = 310,317,099.28 × 124,403,835.92 - Step 4: Simplify right side
224,871,686.96x = 38,604,637,501,999,464 - Step 5: Solve for x
x = 38,604,637,501,999,464/224,871,686.96 - Step 6: Final answer
x = 171,674,068.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.