Home / 1,420,347,940,483.90-2,130,521,869,552.80-655,209,711,333.91

Finding the Fourth Proportional to 1,420,347,940,483.90, 2,130,521,869,552.80 and 655,209,711,333.91

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Solution

The fourth proportional to 1,420,347,940,483.90, 2,130,521,869,552.80 and 655,209,711,333.91 is: 982,814,548,007.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,347,940,483.90 : 2,130,521,869,552.80 = 655,209,711,333.91 : x
  2. Step 2: Convert to fraction form
    1,420,347,940,483.90/2,130,521,869,552.80 = 655,209,711,333.91/x
  3. Step 3: Cross multiply
    1,420,347,940,483.90x = 2,130,521,869,552.80 × 655,209,711,333.91
  4. Step 4: Simplify right side
    1,420,347,940,483.90x = 1,395,938,619,140,272,520,429,568
  5. Step 5: Solve for x
    x = 1,395,938,619,140,272,520,429,568/1,420,347,940,483.90
  6. Step 6: Final answer
    x = 982,814,548,007.64

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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.