Home / 49,931,253.60-74,896,880.40-42,372,981.60

Finding the Fourth Proportional to 49,931,253.60, 74,896,880.40 and 42,372,981.60

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Solution

The fourth proportional to 49,931,253.60, 74,896,880.40 and 42,372,981.60 is: 63,559,472.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,931,253.60 : 74,896,880.40 = 42,372,981.60 : x
  2. Step 2: Convert to fraction form
    49,931,253.60/74,896,880.40 = 42,372,981.60/x
  3. Step 3: Cross multiply
    49,931,253.60x = 74,896,880.40 × 42,372,981.60
  4. Step 4: Simplify right side
    49,931,253.60x = 3,173,604,135,086,601
  5. Step 5: Solve for x
    x = 3,173,604,135,086,601/49,931,253.60
  6. Step 6: Final answer
    x = 63,559,472.40

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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.