Home / 22,465,332,456.32-31,003,133,319.64-12,440,827,303.44

Finding the Fourth Proportional to 22,465,332,456.32, 31,003,133,319.64 and 12,440,827,303.44

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Solution

The fourth proportional to 22,465,332,456.32, 31,003,133,319.64 and 12,440,827,303.44 is: 17,168,881,352.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,465,332,456.32 : 31,003,133,319.64 = 12,440,827,303.44 : x
  2. Step 2: Convert to fraction form
    22,465,332,456.32/31,003,133,319.64 = 12,440,827,303.44/x
  3. Step 3: Cross multiply
    22,465,332,456.32x = 31,003,133,319.64 × 12,440,827,303.44
  4. Step 4: Simplify right side
    22,465,332,456.32x = 385,704,627,495,167,721,472
  5. Step 5: Solve for x
    x = 385,704,627,495,167,721,472/22,465,332,456.32
  6. Step 6: Final answer
    x = 17,168,881,352.86

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1.5x scale

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.