Home / 116,289,386.81-160,482,776.95-64,081,785.49

Finding the Fourth Proportional to 116,289,386.81, 160,482,776.95 and 64,081,785.49

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Solution

The fourth proportional to 116,289,386.81, 160,482,776.95 and 64,081,785.49 is: 88,434,750.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,289,386.81 : 160,482,776.95 = 64,081,785.49 : x
  2. Step 2: Convert to fraction form
    116,289,386.81/160,482,776.95 = 64,081,785.49/x
  3. Step 3: Cross multiply
    116,289,386.81x = 160,482,776.95 × 64,081,785.49
  4. Step 4: Simplify right side
    116,289,386.81x = 10,284,022,887,028,310
  5. Step 5: Solve for x
    x = 10,284,022,887,028,310/116,289,386.81
  6. Step 6: Final answer
    x = 88,434,750.32

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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.