Finding the Fourth Proportional to 423,564,812.91, 633,396,798.08 and 402,902,386.83
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Solution
The fourth proportional to 423,564,812.91, 633,396,798.08 and 402,902,386.83 is: 602,498,304.81
Step by Step Solution
- Step 1: Write the proportion equation
423,564,812.91 : 633,396,798.08 = 402,902,386.83 : x - Step 2: Convert to fraction form
423,564,812.91/633,396,798.08 = 402,902,386.83/x - Step 3: Cross multiply
423,564,812.91x = 633,396,798.08 × 402,902,386.83 - Step 4: Simplify right side
423,564,812.91x = 255,197,081,756,407,936 - Step 5: Solve for x
x = 255,197,081,756,407,936/423,564,812.91 - Step 6: Final answer
x = 602,498,304.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.