Home / 12,234,371,944.80-16,877,321,264.88-7,723,841,144.16

Finding the Fourth Proportional to 12,234,371,944.80, 16,877,321,264.88 and 7,723,841,144.16

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Solution

The fourth proportional to 12,234,371,944.80, 16,877,321,264.88 and 7,723,841,144.16 is: 10,655,042,120.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,234,371,944.80 : 16,877,321,264.88 = 7,723,841,144.16 : x
  2. Step 2: Convert to fraction form
    12,234,371,944.80/16,877,321,264.88 = 7,723,841,144.16/x
  3. Step 3: Cross multiply
    12,234,371,944.80x = 16,877,321,264.88 × 7,723,841,144.16
  4. Step 4: Simplify right side
    12,234,371,944.80x = 130,357,748,388,886,626,304
  5. Step 5: Solve for x
    x = 130,357,748,388,886,626,304/12,234,371,944.80
  6. Step 6: Final answer
    x = 10,655,042,120.43

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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.