Finding the Fourth Proportional to 2,064,915,317.48, 2,849,547,259.94 and 1,125,125,681.90
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Solution
The fourth proportional to 2,064,915,317.48, 2,849,547,259.94 and 1,125,125,681.90 is: 1,552,653,891.81
Step by Step Solution
- Step 1: Write the proportion equation
2,064,915,317.48 : 2,849,547,259.94 = 1,125,125,681.90 : x - Step 2: Convert to fraction form
2,064,915,317.48/2,849,547,259.94 = 1,125,125,681.90/x - Step 3: Cross multiply
2,064,915,317.48x = 2,849,547,259.94 × 1,125,125,681.90 - Step 4: Simplify right side
2,064,915,317.48x = 3,206,098,803,946,269,184 - Step 5: Solve for x
x = 3,206,098,803,946,269,184/2,064,915,317.48 - Step 6: Final answer
x = 1,552,653,891.81
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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.