Home / 162,046,006.79-223,624,080.59-87,707,541.42

Finding the Fourth Proportional to 162,046,006.79, 223,624,080.59 and 87,707,541.42

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Solution

The fourth proportional to 162,046,006.79, 223,624,080.59 and 87,707,541.42 is: 121,036,727.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,046,006.79 : 223,624,080.59 = 87,707,541.42 : x
  2. Step 2: Convert to fraction form
    162,046,006.79/223,624,080.59 = 87,707,541.42/x
  3. Step 3: Cross multiply
    162,046,006.79x = 223,624,080.59 × 87,707,541.42
  4. Step 4: Simplify right side
    162,046,006.79x = 19,613,518,310,418,308
  5. Step 5: Solve for x
    x = 19,613,518,310,418,308/162,046,006.79
  6. Step 6: Final answer
    x = 121,036,727.16

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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.