Home / 3,139,782,886.56-4,332,705,154.32-1,730,007,957.12

Finding the Fourth Proportional to 3,139,782,886.56, 4,332,705,154.32 and 1,730,007,957.12

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Solution

The fourth proportional to 3,139,782,886.56, 4,332,705,154.32 and 1,730,007,957.12 is: 2,387,303,410.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,782,886.56 : 4,332,705,154.32 = 1,730,007,957.12 : x
  2. Step 2: Convert to fraction form
    3,139,782,886.56/4,332,705,154.32 = 1,730,007,957.12/x
  3. Step 3: Cross multiply
    3,139,782,886.56x = 4,332,705,154.32 × 1,730,007,957.12
  4. Step 4: Simplify right side
    3,139,782,886.56x = 7,495,614,392,828,436,480
  5. Step 5: Solve for x
    x = 7,495,614,392,828,436,480/3,139,782,886.56
  6. Step 6: Final answer
    x = 2,387,303,410.35

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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.