Home / 13,520,130,574.34-20,265,882,309.92-4,547,778,365.78

Finding the Fourth Proportional to 13,520,130,574.34, 20,265,882,309.92 and 4,547,778,365.78

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Solution

The fourth proportional to 13,520,130,574.34, 20,265,882,309.92 and 4,547,778,365.78 is: 6,816,852,886.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,520,130,574.34 : 20,265,882,309.92 = 4,547,778,365.78 : x
  2. Step 2: Convert to fraction form
    13,520,130,574.34/20,265,882,309.92 = 4,547,778,365.78/x
  3. Step 3: Cross multiply
    13,520,130,574.34x = 20,265,882,309.92 × 4,547,778,365.78
  4. Step 4: Simplify right side
    13,520,130,574.34x = 92,164,741,132,497,780,736
  5. Step 5: Solve for x
    x = 92,164,741,132,497,780,736/13,520,130,574.34
  6. Step 6: Final answer
    x = 6,816,852,886.57

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1.5x scale

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.