Home / 2,140,488,001.20-3,210,732,001.80-1,916,007,322.80

Finding the Fourth Proportional to 2,140,488,001.20, 3,210,732,001.80 and 1,916,007,322.80

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Solution

The fourth proportional to 2,140,488,001.20, 3,210,732,001.80 and 1,916,007,322.80 is: 2,874,010,984.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,488,001.20 : 3,210,732,001.80 = 1,916,007,322.80 : x
  2. Step 2: Convert to fraction form
    2,140,488,001.20/3,210,732,001.80 = 1,916,007,322.80/x
  3. Step 3: Cross multiply
    2,140,488,001.20x = 3,210,732,001.80 × 1,916,007,322.80
  4. Step 4: Simplify right side
    2,140,488,001.20x = 6,151,786,026,997,102,592
  5. Step 5: Solve for x
    x = 6,151,786,026,997,102,592/2,140,488,001.20
  6. Step 6: Final answer
    x = 2,874,010,984.20

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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.