Finding the Fourth Proportional to 80,903,862.24, 121,358,054.44 and 26,316,448.02
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Solution
The fourth proportional to 80,903,862.24, 121,358,054.44 and 26,316,448.02 is: 39,475,407.51
Step by Step Solution
- Step 1: Write the proportion equation
80,903,862.24 : 121,358,054.44 = 26,316,448.02 : x - Step 2: Convert to fraction form
80,903,862.24/121,358,054.44 = 26,316,448.02/x - Step 3: Cross multiply
80,903,862.24x = 121,358,054.44 × 26,316,448.02 - Step 4: Simplify right side
80,903,862.24x = 3,193,712,931,363,587 - Step 5: Solve for x
x = 3,193,712,931,363,587/80,903,862.24 - Step 6: Final answer
x = 39,475,407.51
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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.