Home / 370,834,605.84-556,302,900.40-137,645,504

Finding the Fourth Proportional to 370,834,605.84, 556,302,900.40 and 137,645,504

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Solution

The fourth proportional to 370,834,605.84, 556,302,900.40 and 137,645,504 is: 206,487,182.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,834,605.84 : 556,302,900.40 = 137,645,504 : x
  2. Step 2: Convert to fraction form
    370,834,605.84/556,302,900.40 = 137,645,504/x
  3. Step 3: Cross multiply
    370,834,605.84x = 556,302,900.40 × 137,645,504
  4. Step 4: Simplify right side
    370,834,605.84x = 76,572,593,102,219,792
  5. Step 5: Solve for x
    x = 76,572,593,102,219,792/370,834,605.84
  6. Step 6: Final answer
    x = 206,487,182.96

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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.