Finding the Fourth Proportional to 424,618,661,607.69, 636,927,999,828.80 and 101,921,475,154.10
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Solution
The fourth proportional to 424,618,661,607.69, 636,927,999,828.80 and 101,921,475,154.10 is: 152,882,214,511.52
Step by Step Solution
- Step 1: Write the proportion equation
424,618,661,607.69 : 636,927,999,828.80 = 101,921,475,154.10 : x - Step 2: Convert to fraction form
424,618,661,607.69/636,927,999,828.80 = 101,921,475,154.10/x - Step 3: Cross multiply
424,618,661,607.69x = 636,927,999,828.80 × 101,921,475,154.10 - Step 4: Simplify right side
424,618,661,607.69x = 64,916,641,309,501,654,302,720 - Step 5: Solve for x
x = 64,916,641,309,501,654,302,720/424,618,661,607.69 - Step 6: Final answer
x = 152,882,214,511.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.