Home / 126,097,526.86-174,010,641.10-73,921,313.78

Finding the Fourth Proportional to 126,097,526.86, 174,010,641.10 and 73,921,313.78

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Solution

The fourth proportional to 126,097,526.86, 174,010,641.10 and 73,921,313.78 is: 102,009,099.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,097,526.86 : 174,010,641.10 = 73,921,313.78 : x
  2. Step 2: Convert to fraction form
    126,097,526.86/174,010,641.10 = 73,921,313.78/x
  3. Step 3: Cross multiply
    126,097,526.86x = 174,010,641.10 × 73,921,313.78
  4. Step 4: Simplify right side
    126,097,526.86x = 12,863,095,201,812,064
  5. Step 5: Solve for x
    x = 12,863,095,201,812,064/126,097,526.86
  6. Step 6: Final answer
    x = 102,009,099.80

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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.