Home / 93,407,047.93-128,909,693.87-52,161,908.41

Finding the Fourth Proportional to 93,407,047.93, 128,909,693.87 and 52,161,908.41

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Solution

The fourth proportional to 93,407,047.93, 128,909,693.87 and 52,161,908.41 is: 71,987,883.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,407,047.93 : 128,909,693.87 = 52,161,908.41 : x
  2. Step 2: Convert to fraction form
    93,407,047.93/128,909,693.87 = 52,161,908.41/x
  3. Step 3: Cross multiply
    93,407,047.93x = 128,909,693.87 × 52,161,908.41
  4. Step 4: Simplify right side
    93,407,047.93x = 6,724,175,644,808,078
  5. Step 5: Solve for x
    x = 6,724,175,644,808,078/93,407,047.93
  6. Step 6: Final answer
    x = 71,987,883.08

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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.