Home / 2,156,885,809.56-2,976,473,314.67-1,204,281,220.41

Finding the Fourth Proportional to 2,156,885,809.56, 2,976,473,314.67 and 1,204,281,220.41

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Solution

The fourth proportional to 2,156,885,809.56, 2,976,473,314.67 and 1,204,281,220.41 is: 1,661,891,834.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,885,809.56 : 2,976,473,314.67 = 1,204,281,220.41 : x
  2. Step 2: Convert to fraction form
    2,156,885,809.56/2,976,473,314.67 = 1,204,281,220.41/x
  3. Step 3: Cross multiply
    2,156,885,809.56x = 2,976,473,314.67 × 1,204,281,220.41
  4. Step 4: Simplify right side
    2,156,885,809.56x = 3,584,510,915,902,564,352
  5. Step 5: Solve for x
    x = 3,584,510,915,902,564,352/2,156,885,809.56
  6. Step 6: Final answer
    x = 1,661,891,834.98

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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.