Finding the Fourth Proportional to 788,048,695.66, 1,182,371,590.78 and 473,134,642.00
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Solution
The fourth proportional to 788,048,695.66, 1,182,371,590.78 and 473,134,642.00 is: 709,881,207.08
Step by Step Solution
- Step 1: Write the proportion equation
788,048,695.66 : 1,182,371,590.78 = 473,134,642.00 : x - Step 2: Convert to fraction form
788,048,695.66/1,182,371,590.78 = 473,134,642.00/x - Step 3: Cross multiply
788,048,695.66x = 1,182,371,590.78 × 473,134,642.00 - Step 4: Simplify right side
788,048,695.66x = 559,420,959,314,323,712 - Step 5: Solve for x
x = 559,420,959,314,323,712/788,048,695.66 - Step 6: Final answer
x = 709,881,207.08
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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.