Home / 540,349,088.30-745,682,379.39-292,830,442.55

Finding the Fourth Proportional to 540,349,088.30, 745,682,379.39 and 292,830,442.55

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Solution

The fourth proportional to 540,349,088.30, 745,682,379.39 and 292,830,442.55 is: 404,106,356.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,349,088.30 : 745,682,379.39 = 292,830,442.55 : x
  2. Step 2: Convert to fraction form
    540,349,088.30/745,682,379.39 = 292,830,442.55/x
  3. Step 3: Cross multiply
    540,349,088.30x = 745,682,379.39 × 292,830,442.55
  4. Step 4: Simplify right side
    540,349,088.30x = 218,358,501,153,318,144
  5. Step 5: Solve for x
    x = 218,358,501,153,318,144/540,349,088.30
  6. Step 6: Final answer
    x = 404,106,356.21

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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.