Home / 93,445,316.10-128,955,889.21-51,630,343.46

Finding the Fourth Proportional to 93,445,316.10, 128,955,889.21 and 51,630,343.46

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Solution

The fourth proportional to 93,445,316.10, 128,955,889.21 and 51,630,343.46 is: 71,250,621.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,445,316.10 : 128,955,889.21 = 51,630,343.46 : x
  2. Step 2: Convert to fraction form
    93,445,316.10/128,955,889.21 = 51,630,343.46/x
  3. Step 3: Cross multiply
    93,445,316.10x = 128,955,889.21 × 51,630,343.46
  4. Step 4: Simplify right side
    93,445,316.10x = 6,658,036,851,102,008
  5. Step 5: Solve for x
    x = 6,658,036,851,102,008/93,445,316.10
  6. Step 6: Final answer
    x = 71,250,621.53

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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.