Home / 870,523,582.35-1,304,084,762.33-524,449,203.15

Finding the Fourth Proportional to 870,523,582.35, 1,304,084,762.33 and 524,449,203.15

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Solution

The fourth proportional to 870,523,582.35, 1,304,084,762.33 and 524,449,203.15 is: 785,649,267.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,523,582.35 : 1,304,084,762.33 = 524,449,203.15 : x
  2. Step 2: Convert to fraction form
    870,523,582.35/1,304,084,762.33 = 524,449,203.15/x
  3. Step 3: Cross multiply
    870,523,582.35x = 1,304,084,762.33 × 524,449,203.15
  4. Step 4: Simplify right side
    870,523,582.35x = 683,926,214,441,403,392
  5. Step 5: Solve for x
    x = 683,926,214,441,403,392/870,523,582.35
  6. Step 6: Final answer
    x = 785,649,267.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.