Home / 53,141,657.60-79,861,785.60-46,572,492.80

Finding the Fourth Proportional to 53,141,657.60, 79,861,785.60 and 46,572,492.80

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Solution

The fourth proportional to 53,141,657.60, 79,861,785.60 and 46,572,492.80 is: 69,989,582.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,141,657.60 : 79,861,785.60 = 46,572,492.80 : x
  2. Step 2: Convert to fraction form
    53,141,657.60/79,861,785.60 = 46,572,492.80/x
  3. Step 3: Cross multiply
    53,141,657.60x = 79,861,785.60 × 46,572,492.80
  4. Step 4: Simplify right side
    53,141,657.60x = 3,719,362,434,851,143
  5. Step 5: Solve for x
    x = 3,719,362,434,851,143/53,141,657.60
  6. Step 6: Final answer
    x = 69,989,582.61

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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.