Home / 1,584,576,289.80-2,376,864,434.70-766,771,259.40

Finding the Fourth Proportional to 1,584,576,289.80, 2,376,864,434.70 and 766,771,259.40

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Solution

The fourth proportional to 1,584,576,289.80, 2,376,864,434.70 and 766,771,259.40 is: 1,150,156,889.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,576,289.80 : 2,376,864,434.70 = 766,771,259.40 : x
  2. Step 2: Convert to fraction form
    1,584,576,289.80/2,376,864,434.70 = 766,771,259.40/x
  3. Step 3: Cross multiply
    1,584,576,289.80x = 2,376,864,434.70 × 766,771,259.40
  4. Step 4: Simplify right side
    1,584,576,289.80x = 1,822,511,336,017,987,840
  5. Step 5: Solve for x
    x = 1,822,511,336,017,987,840/1,584,576,289.80
  6. Step 6: Final answer
    x = 1,150,156,889.10

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Double scale
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Similar ratio
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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.