Finding the Fourth Proportional to 1,780,888,868.06, 2,671,743,698.78 and 616,357,372.95
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Solution
The fourth proportional to 1,780,888,868.06, 2,671,743,698.78 and 616,357,372.95 is: 924,678,095.82
Step by Step Solution
- Step 1: Write the proportion equation
1,780,888,868.06 : 2,671,743,698.78 = 616,357,372.95 : x - Step 2: Convert to fraction form
1,780,888,868.06/2,671,743,698.78 = 616,357,372.95/x - Step 3: Cross multiply
1,780,888,868.06x = 2,671,743,698.78 × 616,357,372.95 - Step 4: Simplify right side
1,780,888,868.06x = 1,646,748,927,372,675,328 - Step 5: Solve for x
x = 1,646,748,927,372,675,328/1,780,888,868.06 - Step 6: Final answer
x = 924,678,095.82
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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.