Home / 1,528,194,814.07-2,108,896,166.16-859,142,841.24

Finding the Fourth Proportional to 1,528,194,814.07, 2,108,896,166.16 and 859,142,841.24

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Solution

The fourth proportional to 1,528,194,814.07, 2,108,896,166.16 and 859,142,841.24 is: 1,185,609,993.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,194,814.07 : 2,108,896,166.16 = 859,142,841.24 : x
  2. Step 2: Convert to fraction form
    1,528,194,814.07/2,108,896,166.16 = 859,142,841.24/x
  3. Step 3: Cross multiply
    1,528,194,814.07x = 2,108,896,166.16 × 859,142,841.24
  4. Step 4: Simplify right side
    1,528,194,814.07x = 1,811,843,044,085,073,408
  5. Step 5: Solve for x
    x = 1,811,843,044,085,073,408/1,528,194,814.07
  6. Step 6: Final answer
    x = 1,185,609,993.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.