Home / 431,070,537.60-646,605,806.40-295,021,641.60

Finding the Fourth Proportional to 431,070,537.60, 646,605,806.40 and 295,021,641.60

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Solution

The fourth proportional to 431,070,537.60, 646,605,806.40 and 295,021,641.60 is: 442,532,462.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,070,537.60 : 646,605,806.40 = 295,021,641.60 : x
  2. Step 2: Convert to fraction form
    431,070,537.60/646,605,806.40 = 295,021,641.60/x
  3. Step 3: Cross multiply
    431,070,537.60x = 646,605,806.40 × 295,021,641.60
  4. Step 4: Simplify right side
    431,070,537.60x = 190,762,706,472,219,808
  5. Step 5: Solve for x
    x = 190,762,706,472,219,808/431,070,537.60
  6. Step 6: Final answer
    x = 442,532,462.40

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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.