Home / 460,838,743.74-691,258,816.80-188,209,510.74

Finding the Fourth Proportional to 460,838,743.74, 691,258,816.80 and 188,209,510.74

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Solution

The fourth proportional to 460,838,743.74, 691,258,816.80 and 188,209,510.74 is: 282,314,552.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,838,743.74 : 691,258,816.80 = 188,209,510.74 : x
  2. Step 2: Convert to fraction form
    460,838,743.74/691,258,816.80 = 188,209,510.74/x
  3. Step 3: Cross multiply
    460,838,743.74x = 691,258,816.80 × 188,209,510.74
  4. Step 4: Simplify right side
    460,838,743.74x = 130,101,483,704,639,296
  5. Step 5: Solve for x
    x = 130,101,483,704,639,296/460,838,743.74
  6. Step 6: Final answer
    x = 282,314,552.48

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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.