Home / 157,098,196.80-235,753,583.40-70,792,178.40

Finding the Fourth Proportional to 157,098,196.80, 235,753,583.40 and 70,792,178.40

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Solution

The fourth proportional to 157,098,196.80, 235,753,583.40 and 70,792,178.40 is: 106,236,163.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,098,196.80 : 235,753,583.40 = 70,792,178.40 : x
  2. Step 2: Convert to fraction form
    157,098,196.80/235,753,583.40 = 70,792,178.40/x
  3. Step 3: Cross multiply
    157,098,196.80x = 235,753,583.40 × 70,792,178.40
  4. Step 4: Simplify right side
    157,098,196.80x = 16,689,509,734,492,080
  5. Step 5: Solve for x
    x = 16,689,509,734,492,080/157,098,196.80
  6. Step 6: Final answer
    x = 106,236,163.59

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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.