Home / 66,180,929.60-99,352,264.80-37,447,054.40

Finding the Fourth Proportional to 66,180,929.60, 99,352,264.80 and 37,447,054.40

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Solution

The fourth proportional to 66,180,929.60, 99,352,264.80 and 37,447,054.40 is: 56,216,340.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,180,929.60 : 99,352,264.80 = 37,447,054.40 : x
  2. Step 2: Convert to fraction form
    66,180,929.60/99,352,264.80 = 37,447,054.40/x
  3. Step 3: Cross multiply
    66,180,929.60x = 99,352,264.80 × 37,447,054.40
  4. Step 4: Simplify right side
    66,180,929.60x = 3,720,449,664,728,805
  5. Step 5: Solve for x
    x = 3,720,449,664,728,805/66,180,929.60
  6. Step 6: Final answer
    x = 56,216,340.38

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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.