Home / 70,326,003.29-97,049,884.54-39,386,172.58

Finding the Fourth Proportional to 70,326,003.29, 97,049,884.54 and 39,386,172.58

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Solution

The fourth proportional to 70,326,003.29, 97,049,884.54 and 39,386,172.58 is: 54,352,918.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,326,003.29 : 97,049,884.54 = 39,386,172.58 : x
  2. Step 2: Convert to fraction form
    70,326,003.29/97,049,884.54 = 39,386,172.58/x
  3. Step 3: Cross multiply
    70,326,003.29x = 97,049,884.54 × 39,386,172.58
  4. Step 4: Simplify right side
    70,326,003.29x = 3,822,423,501,020,423.50
  5. Step 5: Solve for x
    x = 3,822,423,501,020,423.50/70,326,003.29
  6. Step 6: Final answer
    x = 54,352,918.15

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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.