Home / 49,896,880.80-74,845,321.20-47,125,514.40

Finding the Fourth Proportional to 49,896,880.80, 74,845,321.20 and 47,125,514.40

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Solution

The fourth proportional to 49,896,880.80, 74,845,321.20 and 47,125,514.40 is: 70,688,271.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,896,880.80 : 74,845,321.20 = 47,125,514.40 : x
  2. Step 2: Convert to fraction form
    49,896,880.80/74,845,321.20 = 47,125,514.40/x
  3. Step 3: Cross multiply
    49,896,880.80x = 74,845,321.20 × 47,125,514.40
  4. Step 4: Simplify right side
    49,896,880.80x = 3,527,124,261,983,225.50
  5. Step 5: Solve for x
    x = 3,527,124,261,983,225.50/49,896,880.80
  6. Step 6: Final answer
    x = 70,688,271.60

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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.