Home / 673,985,355.60-1,011,090,007.80-265,054,846.80

Finding the Fourth Proportional to 673,985,355.60, 1,011,090,007.80 and 265,054,846.80

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Solution

The fourth proportional to 673,985,355.60, 1,011,090,007.80 and 265,054,846.80 is: 397,626,305.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,985,355.60 : 1,011,090,007.80 = 265,054,846.80 : x
  2. Step 2: Convert to fraction form
    673,985,355.60/1,011,090,007.80 = 265,054,846.80/x
  3. Step 3: Cross multiply
    673,985,355.60x = 1,011,090,007.80 × 265,054,846.80
  4. Step 4: Simplify right side
    673,985,355.60x = 267,994,307,118,439,808
  5. Step 5: Solve for x
    x = 267,994,307,118,439,808/673,985,355.60
  6. Step 6: Final answer
    x = 397,626,305.81

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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.