Home / 13,941,671,063.27-19,239,571,220.83-7,920,506,864.82

Finding the Fourth Proportional to 13,941,671,063.27, 19,239,571,220.83 and 7,920,506,864.82

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Solution

The fourth proportional to 13,941,671,063.27, 19,239,571,220.83 and 7,920,506,864.82 is: 10,930,336,488.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941,671,063.27 : 19,239,571,220.83 = 7,920,506,864.82 : x
  2. Step 2: Convert to fraction form
    13,941,671,063.27/19,239,571,220.83 = 7,920,506,864.82/x
  3. Step 3: Cross multiply
    13,941,671,063.27x = 19,239,571,220.83 × 7,920,506,864.82
  4. Step 4: Simplify right side
    13,941,671,063.27x = 152,387,155,930,777,321,472
  5. Step 5: Solve for x
    x = 152,387,155,930,777,321,472/13,941,671,063.27
  6. Step 6: Final answer
    x = 10,930,336,488.30

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1.5x scale

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.