Finding the Fourth Proportional to 2,740,368,946.24, 3,781,712,794.80 and 1,487,305,802.08
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Solution
The fourth proportional to 2,740,368,946.24, 3,781,712,794.80 and 1,487,305,802.08 is: 2,052,483,987.32
Step by Step Solution
- Step 1: Write the proportion equation
2,740,368,946.24 : 3,781,712,794.80 = 1,487,305,802.08 : x - Step 2: Convert to fraction form
2,740,368,946.24/3,781,712,794.80 = 1,487,305,802.08/x - Step 3: Cross multiply
2,740,368,946.24x = 3,781,712,794.80 × 1,487,305,802.08 - Step 4: Simplify right side
2,740,368,946.24x = 5,624,563,381,506,212,864 - Step 5: Solve for x
x = 5,624,563,381,506,212,864/2,740,368,946.24 - Step 6: Final answer
x = 2,052,483,987.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.