Finding the Fourth Proportional to 1,045,671,011.04, 1,440,368,506.80 and 797,721,898.08
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Solution
The fourth proportional to 1,045,671,011.04, 1,440,368,506.80 and 797,721,898.08 is: 1,098,828,873.56
Step by Step Solution
- Step 1: Write the proportion equation
1,045,671,011.04 : 1,440,368,506.80 = 797,721,898.08 : x - Step 2: Convert to fraction form
1,045,671,011.04/1,440,368,506.80 = 797,721,898.08/x - Step 3: Cross multiply
1,045,671,011.04x = 1,440,368,506.80 × 797,721,898.08 - Step 4: Simplify right side
1,045,671,011.04x = 1,149,013,499,179,151,360 - Step 5: Solve for x
x = 1,149,013,499,179,151,360/1,045,671,011.04 - Step 6: Final answer
x = 1,098,828,873.56
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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.