Home / 431,067,397.60-646,601,096.40-295,018,501.60

Finding the Fourth Proportional to 431,067,397.60, 646,601,096.40 and 295,018,501.60

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Solution

The fourth proportional to 431,067,397.60, 646,601,096.40 and 295,018,501.60 is: 442,527,752.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,067,397.60 : 646,601,096.40 = 295,018,501.60 : x
  2. Step 2: Convert to fraction form
    431,067,397.60/646,601,096.40 = 295,018,501.60/x
  3. Step 3: Cross multiply
    431,067,397.60x = 646,601,096.40 × 295,018,501.60
  4. Step 4: Simplify right side
    431,067,397.60x = 190,759,286,592,845,152
  5. Step 5: Solve for x
    x = 190,759,286,592,845,152/431,067,397.60
  6. Step 6: Final answer
    x = 442,527,752.40

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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.