Home / 1,087,956,961.40-1,501,433,838.42-611,797,189.16

Finding the Fourth Proportional to 1,087,956,961.40, 1,501,433,838.42 and 611,797,189.16

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Solution

The fourth proportional to 1,087,956,961.40, 1,501,433,838.42 and 611,797,189.16 is: 844,310,055.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,956,961.40 : 1,501,433,838.42 = 611,797,189.16 : x
  2. Step 2: Convert to fraction form
    1,087,956,961.40/1,501,433,838.42 = 611,797,189.16/x
  3. Step 3: Cross multiply
    1,087,956,961.40x = 1,501,433,838.42 × 611,797,189.16
  4. Step 4: Simplify right side
    1,087,956,961.40x = 918,573,002,055,065,600
  5. Step 5: Solve for x
    x = 918,573,002,055,065,600/1,087,956,961.40
  6. Step 6: Final answer
    x = 844,310,055.13

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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.