Home / 488,900,654,025.04-674,682,934,993.46-272,122,196,391.48

Finding the Fourth Proportional to 488,900,654,025.04, 674,682,934,993.46 and 272,122,196,391.48

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Solution

The fourth proportional to 488,900,654,025.04, 674,682,934,993.46 and 272,122,196,391.48 is: 375,528,649,075.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,900,654,025.04 : 674,682,934,993.46 = 272,122,196,391.48 : x
  2. Step 2: Convert to fraction form
    488,900,654,025.04/674,682,934,993.46 = 272,122,196,391.48/x
  3. Step 3: Cross multiply
    488,900,654,025.04x = 674,682,934,993.46 × 272,122,196,391.48
  4. Step 4: Simplify right side
    488,900,654,025.04x = 183,596,202,138,270,468,931,584
  5. Step 5: Solve for x
    x = 183,596,202,138,270,468,931,584/488,900,654,025.04
  6. Step 6: Final answer
    x = 375,528,649,075.74

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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.