Home / 417,639,068.37-626,361,416.10-155,447,099.01

Finding the Fourth Proportional to 417,639,068.37, 626,361,416.10 and 155,447,099.01

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Solution

The fourth proportional to 417,639,068.37, 626,361,416.10 and 155,447,099.01 is: 233,134,475.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,639,068.37 : 626,361,416.10 = 155,447,099.01 : x
  2. Step 2: Convert to fraction form
    417,639,068.37/626,361,416.10 = 155,447,099.01/x
  3. Step 3: Cross multiply
    417,639,068.37x = 626,361,416.10 × 155,447,099.01
  4. Step 4: Simplify right side
    417,639,068.37x = 97,366,065,064,540,512
  5. Step 5: Solve for x
    x = 97,366,065,064,540,512/417,639,068.37
  6. Step 6: Final answer
    x = 233,134,475.29

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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.