Home / 1,160,579,510.92-1,601,592,903.21-631,942,231.25

Finding the Fourth Proportional to 1,160,579,510.92, 1,601,592,903.21 and 631,942,231.25

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Solution

The fourth proportional to 1,160,579,510.92, 1,601,592,903.21 and 631,942,231.25 is: 872,076,564.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,579,510.92 : 1,601,592,903.21 = 631,942,231.25 : x
  2. Step 2: Convert to fraction form
    1,160,579,510.92/1,601,592,903.21 = 631,942,231.25/x
  3. Step 3: Cross multiply
    1,160,579,510.92x = 1,601,592,903.21 × 631,942,231.25
  4. Step 4: Simplify right side
    1,160,579,510.92x = 1,012,114,192,808,692,736
  5. Step 5: Solve for x
    x = 1,012,114,192,808,692,736/1,160,579,510.92
  6. Step 6: Final answer
    x = 872,076,564.58

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.