Home / 127,510,510.27-191,266,836.94-35,401,430.67

Finding the Fourth Proportional to 127,510,510.27, 191,266,836.94 and 35,401,430.67

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Solution

The fourth proportional to 127,510,510.27, 191,266,836.94 and 35,401,430.67 is: 53,102,443.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,510,510.27 : 191,266,836.94 = 35,401,430.67 : x
  2. Step 2: Convert to fraction form
    127,510,510.27/191,266,836.94 = 35,401,430.67/x
  3. Step 3: Cross multiply
    127,510,510.27x = 191,266,836.94 × 35,401,430.67
  4. Step 4: Simplify right side
    127,510,510.27x = 6,771,119,666,356,767
  5. Step 5: Solve for x
    x = 6,771,119,666,356,767/127,510,510.27
  6. Step 6: Final answer
    x = 53,102,443.49

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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.