Home / 113,786,779.77-157,025,752.61-61,575,814.89

Finding the Fourth Proportional to 113,786,779.77, 157,025,752.61 and 61,575,814.89

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Solution

The fourth proportional to 113,786,779.77, 157,025,752.61 and 61,575,814.89 is: 84,974,622.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,786,779.77 : 157,025,752.61 = 61,575,814.89 : x
  2. Step 2: Convert to fraction form
    113,786,779.77/157,025,752.61 = 61,575,814.89/x
  3. Step 3: Cross multiply
    113,786,779.77x = 157,025,752.61 × 61,575,814.89
  4. Step 4: Simplify right side
    113,786,779.77x = 9,668,988,675,368,414
  5. Step 5: Solve for x
    x = 9,668,988,675,368,414/113,786,779.77
  6. Step 6: Final answer
    x = 84,974,622.67

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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.