Finding the Fourth Proportional to 4,781,818,878.48, 6,599,073,562.92 and 2,774,502,448.56
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Solution
The fourth proportional to 4,781,818,878.48, 6,599,073,562.92 and 2,774,502,448.56 is: 3,828,908,250.99
Step by Step Solution
- Step 1: Write the proportion equation
4,781,818,878.48 : 6,599,073,562.92 = 2,774,502,448.56 : x - Step 2: Convert to fraction form
4,781,818,878.48/6,599,073,562.92 = 2,774,502,448.56/x - Step 3: Cross multiply
4,781,818,878.48x = 6,599,073,562.92 × 2,774,502,448.56 - Step 4: Simplify right side
4,781,818,878.48x = 18,309,145,758,549,102,592 - Step 5: Solve for x
x = 18,309,145,758,549,102,592/4,781,818,878.48 - Step 6: Final answer
x = 3,828,908,250.99
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1.5x scale
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.