Home / 517,403,865.51-714,020,235.44-294,385,542.41

Finding the Fourth Proportional to 517,403,865.51, 714,020,235.44 and 294,385,542.41

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Solution

The fourth proportional to 517,403,865.51, 714,020,235.44 and 294,385,542.41 is: 406,253,699.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,403,865.51 : 714,020,235.44 = 294,385,542.41 : x
  2. Step 2: Convert to fraction form
    517,403,865.51/714,020,235.44 = 294,385,542.41/x
  3. Step 3: Cross multiply
    517,403,865.51x = 714,020,235.44 × 294,385,542.41
  4. Step 4: Simplify right side
    517,403,865.51x = 210,197,234,302,033,440
  5. Step 5: Solve for x
    x = 210,197,234,302,033,440/517,403,865.51
  6. Step 6: Final answer
    x = 406,253,699.12

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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.