Home / 786,730,622.40-1,180,991,728.80-463,796,452.80

Finding the Fourth Proportional to 786,730,622.40, 1,180,991,728.80 and 463,796,452.80

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Solution

The fourth proportional to 786,730,622.40, 1,180,991,728.80 and 463,796,452.80 is: 696,222,771.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,730,622.40 : 1,180,991,728.80 = 463,796,452.80 : x
  2. Step 2: Convert to fraction form
    786,730,622.40/1,180,991,728.80 = 463,796,452.80/x
  3. Step 3: Cross multiply
    786,730,622.40x = 1,180,991,728.80 × 463,796,452.80
  4. Step 4: Simplify right side
    786,730,622.40x = 547,739,774,603,579,584
  5. Step 5: Solve for x
    x = 547,739,774,603,579,584/786,730,622.40
  6. Step 6: Final answer
    x = 696,222,771.82

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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.