Home / 1,105,780,094.28-1,525,967,461.36-603,989,197.92

Finding the Fourth Proportional to 1,105,780,094.28, 1,525,967,461.36 and 603,989,197.92

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Solution

The fourth proportional to 1,105,780,094.28, 1,525,967,461.36 and 603,989,197.92 is: 833,500,139.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,780,094.28 : 1,525,967,461.36 = 603,989,197.92 : x
  2. Step 2: Convert to fraction form
    1,105,780,094.28/1,525,967,461.36 = 603,989,197.92/x
  3. Step 3: Cross multiply
    1,105,780,094.28x = 1,525,967,461.36 × 603,989,197.92
  4. Step 4: Simplify right side
    1,105,780,094.28x = 921,667,863,038,844,800
  5. Step 5: Solve for x
    x = 921,667,863,038,844,800/1,105,780,094.28
  6. Step 6: Final answer
    x = 833,500,139.68

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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.