Home / 50,968,158-70,334,068.92-31,155,094.32

Finding the Fourth Proportional to 50,968,158, 70,334,068.92 and 31,155,094.32

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Solution

The fourth proportional to 50,968,158, 70,334,068.92 and 31,155,094.32 is: 42,992,814.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,968,158 : 70,334,068.92 = 31,155,094.32 : x
  2. Step 2: Convert to fraction form
    50,968,158/70,334,068.92 = 31,155,094.32/x
  3. Step 3: Cross multiply
    50,968,158x = 70,334,068.92 × 31,155,094.32
  4. Step 4: Simplify right side
    50,968,158x = 2,191,264,551,111,980.50
  5. Step 5: Solve for x
    x = 2,191,264,551,111,980.50/50,968,158
  6. Step 6: Final answer
    x = 42,992,814.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.