Finding the Fourth Proportional to 1,165,018,854.10, 1,747,528,281.15 and 707,864,703.70
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Solution
The fourth proportional to 1,165,018,854.10, 1,747,528,281.15 and 707,864,703.70 is: 1,061,797,055.55
Step by Step Solution
- Step 1: Write the proportion equation
1,165,018,854.10 : 1,747,528,281.15 = 707,864,703.70 : x - Step 2: Convert to fraction form
1,165,018,854.10/1,747,528,281.15 = 707,864,703.70/x - Step 3: Cross multiply
1,165,018,854.10x = 1,747,528,281.15 × 707,864,703.70 - Step 4: Simplify right side
1,165,018,854.10x = 1,237,013,588,943,615,232 - Step 5: Solve for x
x = 1,237,013,588,943,615,232/1,165,018,854.10 - Step 6: Final answer
x = 1,061,797,055.55
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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.