Finding the Fourth Proportional to 553,913,252.32, 760,397,501.72 and 475,460,605.12
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Solution
The fourth proportional to 553,913,252.32, 760,397,501.72 and 475,460,605.12 is: 652,699,777.06
Step by Step Solution
- Step 1: Write the proportion equation
553,913,252.32 : 760,397,501.72 = 475,460,605.12 : x - Step 2: Convert to fraction form
553,913,252.32/760,397,501.72 = 475,460,605.12/x - Step 3: Cross multiply
553,913,252.32x = 760,397,501.72 × 475,460,605.12 - Step 4: Simplify right side
553,913,252.32x = 361,539,056,299,527,488 - Step 5: Solve for x
x = 361,539,056,299,527,488/553,913,252.32 - Step 6: Final answer
x = 652,699,777.06
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.