Home / 1,430,206,967.16-2,144,153,265.30-447,127,722.36

Finding the Fourth Proportional to 1,430,206,967.16, 2,144,153,265.30 and 447,127,722.36

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Solution

The fourth proportional to 1,430,206,967.16, 2,144,153,265.30 and 447,127,722.36 is: 670,329,810.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,206,967.16 : 2,144,153,265.30 = 447,127,722.36 : x
  2. Step 2: Convert to fraction form
    1,430,206,967.16/2,144,153,265.30 = 447,127,722.36/x
  3. Step 3: Cross multiply
    1,430,206,967.16x = 2,144,153,265.30 × 447,127,722.36
  4. Step 4: Simplify right side
    1,430,206,967.16x = 958,710,365,904,345,856
  5. Step 5: Solve for x
    x = 958,710,365,904,345,856/1,430,206,967.16
  6. Step 6: Final answer
    x = 670,329,810.94

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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.