Home / 1,787,715,935.40-2,681,573,903.10-495,251,423.40

Finding the Fourth Proportional to 1,787,715,935.40, 2,681,573,903.10 and 495,251,423.40

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Solution

The fourth proportional to 1,787,715,935.40, 2,681,573,903.10 and 495,251,423.40 is: 742,877,135.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,715,935.40 : 2,681,573,903.10 = 495,251,423.40 : x
  2. Step 2: Convert to fraction form
    1,787,715,935.40/2,681,573,903.10 = 495,251,423.40/x
  3. Step 3: Cross multiply
    1,787,715,935.40x = 2,681,573,903.10 × 495,251,423.40
  4. Step 4: Simplify right side
    1,787,715,935.40x = 1,328,053,292,462,568,448
  5. Step 5: Solve for x
    x = 1,328,053,292,462,568,448/1,787,715,935.40
  6. Step 6: Final answer
    x = 742,877,135.10

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Double scale
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1.5x scale

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.