Finding the Fourth Proportional to 584,429,331.76, 806,502,509.42 and 316,502,988.02
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Solution
The fourth proportional to 584,429,331.76, 806,502,509.42 and 316,502,988.02 is: 436,768,724.99
Step by Step Solution
- Step 1: Write the proportion equation
584,429,331.76 : 806,502,509.42 = 316,502,988.02 : x - Step 2: Convert to fraction form
584,429,331.76/806,502,509.42 = 316,502,988.02/x - Step 3: Cross multiply
584,429,331.76x = 806,502,509.42 × 316,502,988.02 - Step 4: Simplify right side
584,429,331.76x = 255,260,454,077,058,176 - Step 5: Solve for x
x = 255,260,454,077,058,176/584,429,331.76 - Step 6: Final answer
x = 436,768,724.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.