Home / 207,034,669.60-310,552,004.40-99,273,824.80

Finding the Fourth Proportional to 207,034,669.60, 310,552,004.40 and 99,273,824.80

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Solution

The fourth proportional to 207,034,669.60, 310,552,004.40 and 99,273,824.80 is: 148,910,737.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,034,669.60 : 310,552,004.40 = 99,273,824.80 : x
  2. Step 2: Convert to fraction form
    207,034,669.60/310,552,004.40 = 99,273,824.80/x
  3. Step 3: Cross multiply
    207,034,669.60x = 310,552,004.40 × 99,273,824.80
  4. Step 4: Simplify right side
    207,034,669.60x = 30,829,685,276,094,424
  5. Step 5: Solve for x
    x = 30,829,685,276,094,424/207,034,669.60
  6. Step 6: Final answer
    x = 148,910,737.20

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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.