Home / 93,201,430.56-128,618,827.20-51,386,996.58

Finding the Fourth Proportional to 93,201,430.56, 128,618,827.20 and 51,386,996.58

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Solution

The fourth proportional to 93,201,430.56, 128,618,827.20 and 51,386,996.58 is: 70,914,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,201,430.56 : 128,618,827.20 = 51,386,996.58 : x
  2. Step 2: Convert to fraction form
    93,201,430.56/128,618,827.20 = 51,386,996.58/x
  3. Step 3: Cross multiply
    93,201,430.56x = 128,618,827.20 × 51,386,996.58
  4. Step 4: Simplify right side
    93,201,430.56x = 6,609,335,233,450,011
  5. Step 5: Solve for x
    x = 6,609,335,233,450,011/93,201,430.56
  6. Step 6: Final answer
    x = 70,914,525.60

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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.