Finding the Fourth Proportional to 2,526,126,768.12, 3,485,877,970.12 and 1,468,779,726.12
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Solution
The fourth proportional to 2,526,126,768.12, 3,485,877,970.12 and 1,468,779,726.12 is: 2,026,813,125.48
Step by Step Solution
- Step 1: Write the proportion equation
2,526,126,768.12 : 3,485,877,970.12 = 1,468,779,726.12 : x - Step 2: Convert to fraction form
2,526,126,768.12/3,485,877,970.12 = 1,468,779,726.12/x - Step 3: Cross multiply
2,526,126,768.12x = 3,485,877,970.12 × 1,468,779,726.12 - Step 4: Simplify right side
2,526,126,768.12x = 5,119,986,890,240,594,944 - Step 5: Solve for x
x = 5,119,986,890,240,594,944/2,526,126,768.12 - Step 6: Final answer
x = 2,026,813,125.48
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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.