Home / 1,420,347,940,482.90-2,130,521,869,551.30-655,209,711,332.91

Finding the Fourth Proportional to 1,420,347,940,482.90, 2,130,521,869,551.30 and 655,209,711,332.91

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Solution

The fourth proportional to 1,420,347,940,482.90, 2,130,521,869,551.30 and 655,209,711,332.91 is: 982,814,548,006.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,347,940,482.90 : 2,130,521,869,551.30 = 655,209,711,332.91 : x
  2. Step 2: Convert to fraction form
    1,420,347,940,482.90/2,130,521,869,551.30 = 655,209,711,332.91/x
  3. Step 3: Cross multiply
    1,420,347,940,482.90x = 2,130,521,869,551.30 × 655,209,711,332.91
  4. Step 4: Simplify right side
    1,420,347,940,482.90x = 1,395,938,619,137,159,206,010,880
  5. Step 5: Solve for x
    x = 1,395,938,619,137,159,206,010,880/1,420,347,940,482.90
  6. Step 6: Final answer
    x = 982,814,548,006.14

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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.