Home / 850,575,828.76-1,173,795,114.56-459,435,252.76

Finding the Fourth Proportional to 850,575,828.76, 1,173,795,114.56 and 459,435,252.76

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Solution

The fourth proportional to 850,575,828.76, 1,173,795,114.56 and 459,435,252.76 is: 634,020,903.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,575,828.76 : 1,173,795,114.56 = 459,435,252.76 : x
  2. Step 2: Convert to fraction form
    850,575,828.76/1,173,795,114.56 = 459,435,252.76/x
  3. Step 3: Cross multiply
    850,575,828.76x = 1,173,795,114.56 × 459,435,252.76
  4. Step 4: Simplify right side
    850,575,828.76x = 539,282,855,146,326,720
  5. Step 5: Solve for x
    x = 539,282,855,146,326,720/850,575,828.76
  6. Step 6: Final answer
    x = 634,020,903.15

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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.