Home / 43,135,931.30-64,736,032.17-31,651,075.76

Finding the Fourth Proportional to 43,135,931.30, 64,736,032.17 and 31,651,075.76

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Solution

The fourth proportional to 43,135,931.30, 64,736,032.17 and 31,651,075.76 is: 47,500,192.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,135,931.30 : 64,736,032.17 = 31,651,075.76 : x
  2. Step 2: Convert to fraction form
    43,135,931.30/64,736,032.17 = 31,651,075.76/x
  3. Step 3: Cross multiply
    43,135,931.30x = 64,736,032.17 × 31,651,075.76
  4. Step 4: Simplify right side
    43,135,931.30x = 2,048,965,058,409,478.50
  5. Step 5: Solve for x
    x = 2,048,965,058,409,478.50/43,135,931.30
  6. Step 6: Final answer
    x = 47,500,192.92

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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.