Home / 514,822,172.40-771,199,311.60-238,085,490.96

Finding the Fourth Proportional to 514,822,172.40, 771,199,311.60 and 238,085,490.96

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Solution

The fourth proportional to 514,822,172.40, 771,199,311.60 and 238,085,490.96 is: 356,650,075.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,822,172.40 : 771,199,311.60 = 238,085,490.96 : x
  2. Step 2: Convert to fraction form
    514,822,172.40/771,199,311.60 = 238,085,490.96/x
  3. Step 3: Cross multiply
    514,822,172.40x = 771,199,311.60 × 238,085,490.96
  4. Step 4: Simplify right side
    514,822,172.40x = 183,611,366,730,300,032
  5. Step 5: Solve for x
    x = 183,611,366,730,300,032/514,822,172.40
  6. Step 6: Final answer
    x = 356,650,075.65

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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.