Home / 840,758,055.34-1,160,281,364.89-483,526,110.91

Finding the Fourth Proportional to 840,758,055.34, 1,160,281,364.89 and 483,526,110.91

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Solution

The fourth proportional to 840,758,055.34, 1,160,281,364.89 and 483,526,110.91 is: 667,286,304.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,758,055.34 : 1,160,281,364.89 = 483,526,110.91 : x
  2. Step 2: Convert to fraction form
    840,758,055.34/1,160,281,364.89 = 483,526,110.91/x
  3. Step 3: Cross multiply
    840,758,055.34x = 1,160,281,364.89 × 483,526,110.91
  4. Step 4: Simplify right side
    840,758,055.34x = 561,026,335,922,498,880
  5. Step 5: Solve for x
    x = 561,026,335,922,498,880/840,758,055.34
  6. Step 6: Final answer
    x = 667,286,304.74

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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.