Home / 28,528,247,322.04-42,792,313,959.06-7,568,781,048.76

Finding the Fourth Proportional to 28,528,247,322.04, 42,792,313,959.06 and 7,568,781,048.76

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Solution

The fourth proportional to 28,528,247,322.04, 42,792,313,959.06 and 7,568,781,048.76 is: 11,353,156,444.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,528,247,322.04 : 42,792,313,959.06 = 7,568,781,048.76 : x
  2. Step 2: Convert to fraction form
    28,528,247,322.04/42,792,313,959.06 = 7,568,781,048.76/x
  3. Step 3: Cross multiply
    28,528,247,322.04x = 42,792,313,959.06 × 7,568,781,048.76
  4. Step 4: Simplify right side
    28,528,247,322.04x = 323,885,654,925,921,353,728
  5. Step 5: Solve for x
    x = 323,885,654,925,921,353,728/28,528,247,322.04
  6. Step 6: Final answer
    x = 11,353,156,444.20

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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.