Home / 245,258,411.48-367,888,945.62-72,736,719.74

Finding the Fourth Proportional to 245,258,411.48, 367,888,945.62 and 72,736,719.74

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Solution

The fourth proportional to 245,258,411.48, 367,888,945.62 and 72,736,719.74 is: 109,105,473.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,258,411.48 : 367,888,945.62 = 72,736,719.74 : x
  2. Step 2: Convert to fraction form
    245,258,411.48/367,888,945.62 = 72,736,719.74/x
  3. Step 3: Cross multiply
    245,258,411.48x = 367,888,945.62 × 72,736,719.74
  4. Step 4: Simplify right side
    245,258,411.48x = 26,759,035,133,006,040
  5. Step 5: Solve for x
    x = 26,759,035,133,006,040/245,258,411.48
  6. Step 6: Final answer
    x = 109,105,473.58

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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.