Home / 322,506,840.40-483,580,790.50-191,402,391.76

Finding the Fourth Proportional to 322,506,840.40, 483,580,790.50 and 191,402,391.76

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Solution

The fourth proportional to 322,506,840.40, 483,580,790.50 and 191,402,391.76 is: 286,997,075.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,506,840.40 : 483,580,790.50 = 191,402,391.76 : x
  2. Step 2: Convert to fraction form
    322,506,840.40/483,580,790.50 = 191,402,391.76/x
  3. Step 3: Cross multiply
    322,506,840.40x = 483,580,790.50 × 191,402,391.76
  4. Step 4: Simplify right side
    322,506,840.40x = 92,558,519,910,891,488
  5. Step 5: Solve for x
    x = 92,558,519,910,891,488/322,506,840.40
  6. Step 6: Final answer
    x = 286,997,075.15

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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.