Home / 895,941,817.48-1,236,336,572.74-499,447,268.65

Finding the Fourth Proportional to 895,941,817.48, 1,236,336,572.74 and 499,447,268.65

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Solution

The fourth proportional to 895,941,817.48, 1,236,336,572.74 and 499,447,268.65 is: 689,202,035.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,941,817.48 : 1,236,336,572.74 = 499,447,268.65 : x
  2. Step 2: Convert to fraction form
    895,941,817.48/1,236,336,572.74 = 499,447,268.65/x
  3. Step 3: Cross multiply
    895,941,817.48x = 1,236,336,572.74 × 499,447,268.65
  4. Step 4: Simplify right side
    895,941,817.48x = 617,484,924,387,095,040
  5. Step 5: Solve for x
    x = 617,484,924,387,095,040/895,941,817.48
  6. Step 6: Final answer
    x = 689,202,035.60

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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.