Home / 6,143,472,721.19-9,215,617,710.05-2,159,074,951.46

Finding the Fourth Proportional to 6,143,472,721.19, 9,215,617,710.05 and 2,159,074,951.46

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Solution

The fourth proportional to 6,143,472,721.19, 9,215,617,710.05 and 2,159,074,951.46 is: 3,238,756,036.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143,472,721.19 : 9,215,617,710.05 = 2,159,074,951.46 : x
  2. Step 2: Convert to fraction form
    6,143,472,721.19/9,215,617,710.05 = 2,159,074,951.46/x
  3. Step 3: Cross multiply
    6,143,472,721.19x = 9,215,617,710.05 × 2,159,074,951.46
  4. Step 4: Simplify right side
    6,143,472,721.19x = 19,897,209,360,037,376,000
  5. Step 5: Solve for x
    x = 19,897,209,360,037,376,000/6,143,472,721.19
  6. Step 6: Final answer
    x = 3,238,756,036.37

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1.5x scale

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.