Home / 511,056,535.40-766,584,803.10-511,056,535.40

Finding the Fourth Proportional to 511,056,535.40, 766,584,803.10 and 511,056,535.40

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Solution

The fourth proportional to 511,056,535.40, 766,584,803.10 and 511,056,535.40 is: 766,584,803.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,056,535.40 : 766,584,803.10 = 511,056,535.40 : x
  2. Step 2: Convert to fraction form
    511,056,535.40/766,584,803.10 = 511,056,535.40/x
  3. Step 3: Cross multiply
    511,056,535.40x = 766,584,803.10 × 511,056,535.40
  4. Step 4: Simplify right side
    511,056,535.40x = 391,768,173,562,577,152
  5. Step 5: Solve for x
    x = 391,768,173,562,577,152/511,056,535.40
  6. Step 6: Final answer
    x = 766,584,803.10

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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.