Home / 537,767,458.40-806,651,187.60-430,272,034.40

Finding the Fourth Proportional to 537,767,458.40, 806,651,187.60 and 430,272,034.40

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Solution

The fourth proportional to 537,767,458.40, 806,651,187.60 and 430,272,034.40 is: 645,408,051.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,767,458.40 : 806,651,187.60 = 430,272,034.40 : x
  2. Step 2: Convert to fraction form
    537,767,458.40/806,651,187.60 = 430,272,034.40/x
  3. Step 3: Cross multiply
    537,767,458.40x = 806,651,187.60 × 430,272,034.40
  4. Step 4: Simplify right side
    537,767,458.40x = 347,079,447,539,828,032
  5. Step 5: Solve for x
    x = 347,079,447,539,828,032/537,767,458.40
  6. Step 6: Final answer
    x = 645,408,051.60

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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.