Finding the Fourth Proportional to 671,569,565.06, 926,756,579.24 and 374,224,339.76
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Solution
The fourth proportional to 671,569,565.06, 926,756,579.24 and 374,224,339.76 is: 516,424,339.38
Step by Step Solution
- Step 1: Write the proportion equation
671,569,565.06 : 926,756,579.24 = 374,224,339.76 : x - Step 2: Convert to fraction form
671,569,565.06/926,756,579.24 = 374,224,339.76/x - Step 3: Cross multiply
671,569,565.06x = 926,756,579.24 × 374,224,339.76 - Step 4: Simplify right side
671,569,565.06x = 346,814,868,984,325,120 - Step 5: Solve for x
x = 346,814,868,984,325,120/671,569,565.06 - Step 6: Final answer
x = 516,424,339.38
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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.