Home / 758,786,563.35-1,046,804,816.86-507,971,763.74

Finding the Fourth Proportional to 758,786,563.35, 1,046,804,816.86 and 507,971,763.74

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Solution

The fourth proportional to 758,786,563.35, 1,046,804,816.86 and 507,971,763.74 is: 700,786,380.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,786,563.35 : 1,046,804,816.86 = 507,971,763.74 : x
  2. Step 2: Convert to fraction form
    758,786,563.35/1,046,804,816.86 = 507,971,763.74/x
  3. Step 3: Cross multiply
    758,786,563.35x = 1,046,804,816.86 × 507,971,763.74
  4. Step 4: Simplify right side
    758,786,563.35x = 531,747,289,113,248,960
  5. Step 5: Solve for x
    x = 531,747,289,113,248,960/758,786,563.35
  6. Step 6: Final answer
    x = 700,786,380.25

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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.