Home / 93,203,543.32-139,810,920.02-28,507,908.88

Finding the Fourth Proportional to 93,203,543.32, 139,810,920.02 and 28,507,908.88

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Solution

The fourth proportional to 93,203,543.32, 139,810,920.02 and 28,507,908.88 is: 42,763,577.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,203,543.32 : 139,810,920.02 = 28,507,908.88 : x
  2. Step 2: Convert to fraction form
    93,203,543.32/139,810,920.02 = 28,507,908.88/x
  3. Step 3: Cross multiply
    93,203,543.32x = 139,810,920.02 × 28,507,908.88
  4. Step 4: Simplify right side
    93,203,543.32x = 3,985,716,968,359,128
  5. Step 5: Solve for x
    x = 3,985,716,968,359,128/93,203,543.32
  6. Step 6: Final answer
    x = 42,763,577.72

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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.