Home / 93,407,048.93-128,909,695.25-52,161,909.41

Finding the Fourth Proportional to 93,407,048.93, 128,909,695.25 and 52,161,909.41

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Solution

The fourth proportional to 93,407,048.93, 128,909,695.25 and 52,161,909.41 is: 71,987,884.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,407,048.93 : 128,909,695.25 = 52,161,909.41 : x
  2. Step 2: Convert to fraction form
    93,407,048.93/128,909,695.25 = 52,161,909.41/x
  3. Step 3: Cross multiply
    93,407,048.93x = 128,909,695.25 × 52,161,909.41
  4. Step 4: Simplify right side
    93,407,048.93x = 6,724,175,845,701,207
  5. Step 5: Solve for x
    x = 6,724,175,845,701,207/93,407,048.93
  6. Step 6: Final answer
    x = 71,987,884.46

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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.