Home / 122,484,345.40-183,726,518.10-113,130,983.80

Finding the Fourth Proportional to 122,484,345.40, 183,726,518.10 and 113,130,983.80

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Solution

The fourth proportional to 122,484,345.40, 183,726,518.10 and 113,130,983.80 is: 169,696,475.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,484,345.40 : 183,726,518.10 = 113,130,983.80 : x
  2. Step 2: Convert to fraction form
    122,484,345.40/183,726,518.10 = 113,130,983.80/x
  3. Step 3: Cross multiply
    122,484,345.40x = 183,726,518.10 × 113,130,983.80
  4. Step 4: Simplify right side
    122,484,345.40x = 20,785,161,742,801,504
  5. Step 5: Solve for x
    x = 20,785,161,742,801,504/122,484,345.40
  6. Step 6: Final answer
    x = 169,696,475.70

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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.