Home / 235,455,903.60-353,309,826.60-99,155,065.20

Finding the Fourth Proportional to 235,455,903.60, 353,309,826.60 and 99,155,065.20

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Solution

The fourth proportional to 235,455,903.60, 353,309,826.60 and 99,155,065.20 is: 148,785,646.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,455,903.60 : 353,309,826.60 = 99,155,065.20 : x
  2. Step 2: Convert to fraction form
    235,455,903.60/353,309,826.60 = 99,155,065.20/x
  3. Step 3: Cross multiply
    235,455,903.60x = 353,309,826.60 × 99,155,065.20
  4. Step 4: Simplify right side
    235,455,903.60x = 35,032,458,892,323,696
  5. Step 5: Solve for x
    x = 35,032,458,892,323,696/235,455,903.60
  6. Step 6: Final answer
    x = 148,785,646.72

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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.