Home / 785,164,078,322.75-1,178,103,969,758.60-402,976,542,000.10

Finding the Fourth Proportional to 785,164,078,322.75, 1,178,103,969,758.60 and 402,976,542,000.10

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Solution

The fourth proportional to 785,164,078,322.75, 1,178,103,969,758.60 and 402,976,542,000.10 is: 604,648,476,614.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,164,078,322.75 : 1,178,103,969,758.60 = 402,976,542,000.10 : x
  2. Step 2: Convert to fraction form
    785,164,078,322.75/1,178,103,969,758.60 = 402,976,542,000.10/x
  3. Step 3: Cross multiply
    785,164,078,322.75x = 1,178,103,969,758.60 × 402,976,542,000.10
  4. Step 4: Simplify right side
    785,164,078,322.75x = 474,748,263,849,911,006,527,488
  5. Step 5: Solve for x
    x = 474,748,263,849,911,006,527,488/785,164,078,322.75
  6. Step 6: Final answer
    x = 604,648,476,614.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.