Finding the Fourth Proportional to 1,168,832,855.58, 1,756,046,283.24 and 749,475,842.30
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Solution
The fourth proportional to 1,168,832,855.58, 1,756,046,283.24 and 749,475,842.30 is: 1,126,007,248.15
Step by Step Solution
- Step 1: Write the proportion equation
1,168,832,855.58 : 1,756,046,283.24 = 749,475,842.30 : x - Step 2: Convert to fraction form
1,168,832,855.58/1,756,046,283.24 = 749,475,842.30/x - Step 3: Cross multiply
1,168,832,855.58x = 1,756,046,283.24 × 749,475,842.30 - Step 4: Simplify right side
1,168,832,855.58x = 1,316,114,267,249,661,440 - Step 5: Solve for x
x = 1,316,114,267,249,661,440/1,168,832,855.58 - Step 6: Final answer
x = 1,126,007,248.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.