Home / 946,846,130.27-1,306,688,013.11-529,158,403.22

Finding the Fourth Proportional to 946,846,130.27, 1,306,688,013.11 and 529,158,403.22

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Solution

The fourth proportional to 946,846,130.27, 1,306,688,013.11 and 529,158,403.22 is: 730,261,148.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,846,130.27 : 1,306,688,013.11 = 529,158,403.22 : x
  2. Step 2: Convert to fraction form
    946,846,130.27/1,306,688,013.11 = 529,158,403.22/x
  3. Step 3: Cross multiply
    946,846,130.27x = 1,306,688,013.11 × 529,158,403.22
  4. Step 4: Simplify right side
    946,846,130.27x = 691,444,942,518,791,424
  5. Step 5: Solve for x
    x = 691,444,942,518,791,424/946,846,130.27
  6. Step 6: Final answer
    x = 730,261,148.48

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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.