Home / 116,176,391.20-174,301,911.60-77,881,146.40

Finding the Fourth Proportional to 116,176,391.20, 174,301,911.60 and 77,881,146.40

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Solution

The fourth proportional to 116,176,391.20, 174,301,911.60 and 77,881,146.40 is: 116,846,741.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,176,391.20 : 174,301,911.60 = 77,881,146.40 : x
  2. Step 2: Convert to fraction form
    116,176,391.20/174,301,911.60 = 77,881,146.40/x
  3. Step 3: Cross multiply
    116,176,391.20x = 174,301,911.60 × 77,881,146.40
  4. Step 4: Simplify right side
    116,176,391.20x = 13,574,832,695,119,458
  5. Step 5: Solve for x
    x = 13,574,832,695,119,458/116,176,391.20
  6. Step 6: Final answer
    x = 116,846,741.02

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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.