Home / 1,090,612,062.16-1,504,842,043.08-620,685,442.96

Finding the Fourth Proportional to 1,090,612,062.16, 1,504,842,043.08 and 620,685,442.96

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Solution

The fourth proportional to 1,090,612,062.16, 1,504,842,043.08 and 620,685,442.96 is: 856,430,606.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,612,062.16 : 1,504,842,043.08 = 620,685,442.96 : x
  2. Step 2: Convert to fraction form
    1,090,612,062.16/1,504,842,043.08 = 620,685,442.96/x
  3. Step 3: Cross multiply
    1,090,612,062.16x = 1,504,842,043.08 × 620,685,442.96
  4. Step 4: Simplify right side
    1,090,612,062.16x = 934,033,550,093,941,248
  5. Step 5: Solve for x
    x = 934,033,550,093,941,248/1,090,612,062.16
  6. Step 6: Final answer
    x = 856,430,606.72

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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.