Home / 160,364,048.38-221,302,386.70-87,025,190.38

Finding the Fourth Proportional to 160,364,048.38, 221,302,386.70 and 87,025,190.38

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Solution

The fourth proportional to 160,364,048.38, 221,302,386.70 and 87,025,190.38 is: 120,094,762.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,364,048.38 : 221,302,386.70 = 87,025,190.38 : x
  2. Step 2: Convert to fraction form
    160,364,048.38/221,302,386.70 = 87,025,190.38/x
  3. Step 3: Cross multiply
    160,364,048.38x = 221,302,386.70 × 87,025,190.38
  4. Step 4: Simplify right side
    160,364,048.38x = 19,258,882,333,345,060
  5. Step 5: Solve for x
    x = 19,258,882,333,345,060/160,364,048.38
  6. Step 6: Final answer
    x = 120,094,762.69

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1.5x scale

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.