Home / 539,283,840.65-744,725,681.04-509,904,031.44

Finding the Fourth Proportional to 539,283,840.65, 744,725,681.04 and 509,904,031.44

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Solution

The fourth proportional to 539,283,840.65, 744,725,681.04 and 509,904,031.44 is: 704,153,543.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,283,840.65 : 744,725,681.04 = 509,904,031.44 : x
  2. Step 2: Convert to fraction form
    539,283,840.65/744,725,681.04 = 509,904,031.44/x
  3. Step 3: Cross multiply
    539,283,840.65x = 744,725,681.04 × 509,904,031.44
  4. Step 4: Simplify right side
    539,283,840.65x = 379,738,627,079,195,520
  5. Step 5: Solve for x
    x = 379,738,627,079,195,520/539,283,840.65
  6. Step 6: Final answer
    x = 704,153,543.01

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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.