Home / 239,792,472.96-359,688,477.69-90,254,856.84

Finding the Fourth Proportional to 239,792,472.96, 359,688,477.69 and 90,254,856.84

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Solution

The fourth proportional to 239,792,472.96, 359,688,477.69 and 90,254,856.84 is: 135,382,198.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,792,472.96 : 359,688,477.69 = 90,254,856.84 : x
  2. Step 2: Convert to fraction form
    239,792,472.96/359,688,477.69 = 90,254,856.84/x
  3. Step 3: Cross multiply
    239,792,472.96x = 359,688,477.69 × 90,254,856.84
  4. Step 4: Simplify right side
    239,792,472.96x = 32,463,632,060,908,484
  5. Step 5: Solve for x
    x = 32,463,632,060,908,484/239,792,472.96
  6. Step 6: Final answer
    x = 135,382,198.03

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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.