Home / 136,286,603.40-204,429,905.10-63,479,186.40

Finding the Fourth Proportional to 136,286,603.40, 204,429,905.10 and 63,479,186.40

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Solution

The fourth proportional to 136,286,603.40, 204,429,905.10 and 63,479,186.40 is: 95,218,779.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,286,603.40 : 204,429,905.10 = 63,479,186.40 : x
  2. Step 2: Convert to fraction form
    136,286,603.40/204,429,905.10 = 63,479,186.40/x
  3. Step 3: Cross multiply
    136,286,603.40x = 204,429,905.10 × 63,479,186.40
  4. Step 4: Simplify right side
    136,286,603.40x = 12,977,044,051,577,210
  5. Step 5: Solve for x
    x = 12,977,044,051,577,210/136,286,603.40
  6. Step 6: Final answer
    x = 95,218,779.60

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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.