Home / 876,656,233.01-1,209,905,960.84-537,504,713.65

Finding the Fourth Proportional to 876,656,233.01, 1,209,905,960.84 and 537,504,713.65

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Solution

The fourth proportional to 876,656,233.01, 1,209,905,960.84 and 537,504,713.65 is: 741,830,300.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,656,233.01 : 1,209,905,960.84 = 537,504,713.65 : x
  2. Step 2: Convert to fraction form
    876,656,233.01/1,209,905,960.84 = 537,504,713.65/x
  3. Step 3: Cross multiply
    876,656,233.01x = 1,209,905,960.84 × 537,504,713.65
  4. Step 4: Simplify right side
    876,656,233.01x = 650,330,157,018,682,752
  5. Step 5: Solve for x
    x = 650,330,157,018,682,752/876,656,233.01
  6. Step 6: Final answer
    x = 741,830,300.78

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Double scale
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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.