Finding the Fourth Proportional to 1,705,564,934.84, 2,353,636,248.08 and 952,883,764.04
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Solution
The fourth proportional to 1,705,564,934.84, 2,353,636,248.08 and 952,883,764.04 is: 1,314,955,368.41
Step by Step Solution
- Step 1: Write the proportion equation
1,705,564,934.84 : 2,353,636,248.08 = 952,883,764.04 : x - Step 2: Convert to fraction form
1,705,564,934.84/2,353,636,248.08 = 952,883,764.04/x - Step 3: Cross multiply
1,705,564,934.84x = 2,353,636,248.08 × 952,883,764.04 - Step 4: Simplify right side
1,705,564,934.84x = 2,242,741,767,234,920,704 - Step 5: Solve for x
x = 2,242,741,767,234,920,704/1,705,564,934.84 - Step 6: Final answer
x = 1,314,955,368.41
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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.