Home / 939,904,937.04-1,297,103,818.16-563,622,787.04

Finding the Fourth Proportional to 939,904,937.04, 1,297,103,818.16 and 563,622,787.04

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Solution

The fourth proportional to 939,904,937.04, 1,297,103,818.16 and 563,622,787.04 is: 777,820,437.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,904,937.04 : 1,297,103,818.16 = 563,622,787.04 : x
  2. Step 2: Convert to fraction form
    939,904,937.04/1,297,103,818.16 = 563,622,787.04/x
  3. Step 3: Cross multiply
    939,904,937.04x = 1,297,103,818.16 × 563,622,787.04
  4. Step 4: Simplify right side
    939,904,937.04x = 731,077,269,071,564,544
  5. Step 5: Solve for x
    x = 731,077,269,071,564,544/939,904,937.04
  6. Step 6: Final answer
    x = 777,820,437.22

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1.5x scale

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.