Finding the Fourth Proportional to 2,064,915,319.48, 2,849,547,262.70 and 1,125,125,683.90
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Solution
The fourth proportional to 2,064,915,319.48, 2,849,547,262.70 and 1,125,125,683.90 is: 1,552,653,894.57
Step by Step Solution
- Step 1: Write the proportion equation
2,064,915,319.48 : 2,849,547,262.70 = 1,125,125,683.90 : x - Step 2: Convert to fraction form
2,064,915,319.48/2,849,547,262.70 = 1,125,125,683.90/x - Step 3: Cross multiply
2,064,915,319.48x = 2,849,547,262.70 × 1,125,125,683.90 - Step 4: Simplify right side
2,064,915,319.48x = 3,206,098,812,750,710,272 - Step 5: Solve for x
x = 3,206,098,812,750,710,272/2,064,915,319.48 - Step 6: Final answer
x = 1,552,653,894.57
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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.