Home / 834,853,222.80-1,152,126,420.84-463,581,454.32

Finding the Fourth Proportional to 834,853,222.80, 1,152,126,420.84 and 463,581,454.32

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Solution

The fourth proportional to 834,853,222.80, 1,152,126,420.84 and 463,581,454.32 is: 639,758,495.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,853,222.80 : 1,152,126,420.84 = 463,581,454.32 : x
  2. Step 2: Convert to fraction form
    834,853,222.80/1,152,126,420.84 = 463,581,454.32/x
  3. Step 3: Cross multiply
    834,853,222.80x = 1,152,126,420.84 × 463,581,454.32
  4. Step 4: Simplify right side
    834,853,222.80x = 534,104,441,733,503,488
  5. Step 5: Solve for x
    x = 534,104,441,733,503,488/834,853,222.80
  6. Step 6: Final answer
    x = 639,758,495.44

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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.