Home / 598,460,740.80-898,257,981.60-368,878,228.80

Finding the Fourth Proportional to 598,460,740.80, 898,257,981.60 and 368,878,228.80

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Solution

The fourth proportional to 598,460,740.80, 898,257,981.60 and 368,878,228.80 is: 553,666,749.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,460,740.80 : 898,257,981.60 = 368,878,228.80 : x
  2. Step 2: Convert to fraction form
    598,460,740.80/898,257,981.60 = 368,878,228.80/x
  3. Step 3: Cross multiply
    598,460,740.80x = 898,257,981.60 × 368,878,228.80
  4. Step 4: Simplify right side
    598,460,740.80x = 331,347,813,258,071,040
  5. Step 5: Solve for x
    x = 331,347,813,258,071,040/598,460,740.80
  6. Step 6: Final answer
    x = 553,666,749.83

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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.